Home / 744,948.68-1,027,314.52-500,485.82

Finding the Fourth Proportional to 744,948.68, 1,027,314.52 and 500,485.82

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Solution

The fourth proportional to 744,948.68, 1,027,314.52 and 500,485.82 is: 690,190.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,948.68 : 1,027,314.52 = 500,485.82 : x
  2. Step 2: Convert to fraction form
    744,948.68/1,027,314.52 = 500,485.82/x
  3. Step 3: Cross multiply
    744,948.68x = 1,027,314.52 × 500,485.82
  4. Step 4: Simplify right side
    744,948.68x = 514,156,343,552.32
  5. Step 5: Solve for x
    x = 514,156,343,552.32/744,948.68
  6. Step 6: Final answer
    x = 690,190.29

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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.