Home / 904,013.60-1,247,456.31-536,427.39

Finding the Fourth Proportional to 904,013.60, 1,247,456.31 and 536,427.39

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Solution

The fourth proportional to 904,013.60, 1,247,456.31 and 536,427.39 is: 740,220.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,013.60 : 1,247,456.31 = 536,427.39 : x
  2. Step 2: Convert to fraction form
    904,013.60/1,247,456.31 = 536,427.39/x
  3. Step 3: Cross multiply
    904,013.60x = 1,247,456.31 × 536,427.39
  4. Step 4: Simplify right side
    904,013.60x = 669,169,738,196.09
  5. Step 5: Solve for x
    x = 669,169,738,196.09/904,013.60
  6. Step 6: Final answer
    x = 740,220.87

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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.