Home / 736,814.34-1,105,221.51-263,471.00

Finding the Fourth Proportional to 736,814.34, 1,105,221.51 and 263,471.00

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Solution

The fourth proportional to 736,814.34, 1,105,221.51 and 263,471.00 is: 395,206.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,814.34 : 1,105,221.51 = 263,471.00 : x
  2. Step 2: Convert to fraction form
    736,814.34/1,105,221.51 = 263,471.00/x
  3. Step 3: Cross multiply
    736,814.34x = 1,105,221.51 × 263,471.00
  4. Step 4: Simplify right side
    736,814.34x = 291,193,810,935.10
  5. Step 5: Solve for x
    x = 291,193,810,935.10/736,814.34
  6. Step 6: Final answer
    x = 395,206.49

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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.