Home / 1,059,146.81-1,588,706.39-260,435.27

Finding the Fourth Proportional to 1,059,146.81, 1,588,706.39 and 260,435.27

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Solution

The fourth proportional to 1,059,146.81, 1,588,706.39 and 260,435.27 is: 390,649.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,146.81 : 1,588,706.39 = 260,435.27 : x
  2. Step 2: Convert to fraction form
    1,059,146.81/1,588,706.39 = 260,435.27/x
  3. Step 3: Cross multiply
    1,059,146.81x = 1,588,706.39 × 260,435.27
  4. Step 4: Simplify right side
    1,059,146.81x = 413,755,168,384.67
  5. Step 5: Solve for x
    x = 413,755,168,384.67/1,059,146.81
  6. Step 6: Final answer
    x = 390,649.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.