Home / 914,037.48-1,261,370.92-506,139.30

Finding the Fourth Proportional to 914,037.48, 1,261,370.92 and 506,139.30

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Solution

The fourth proportional to 914,037.48, 1,261,370.92 and 506,139.30 is: 698,471.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,037.48 : 1,261,370.92 = 506,139.30 : x
  2. Step 2: Convert to fraction form
    914,037.48/1,261,370.92 = 506,139.30/x
  3. Step 3: Cross multiply
    914,037.48x = 1,261,370.92 × 506,139.30
  4. Step 4: Simplify right side
    914,037.48x = 638,429,394,489.16
  5. Step 5: Solve for x
    x = 638,429,394,489.16/914,037.48
  6. Step 6: Final answer
    x = 698,471.79

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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.