Home / 838,048.46-1,156,532.97-475,487.60

Finding the Fourth Proportional to 838,048.46, 1,156,532.97 and 475,487.60

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Solution

The fourth proportional to 838,048.46, 1,156,532.97 and 475,487.60 is: 656,187.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,048.46 : 1,156,532.97 = 475,487.60 : x
  2. Step 2: Convert to fraction form
    838,048.46/1,156,532.97 = 475,487.60/x
  3. Step 3: Cross multiply
    838,048.46x = 1,156,532.97 × 475,487.60
  4. Step 4: Simplify right side
    838,048.46x = 549,917,086,226.17
  5. Step 5: Solve for x
    x = 549,917,086,226.17/838,048.46
  6. Step 6: Final answer
    x = 656,187.69

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.