Home / 955,037.28-1,317,929.92-525,307.96

Finding the Fourth Proportional to 955,037.28, 1,317,929.92 and 525,307.96

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Solution

The fourth proportional to 955,037.28, 1,317,929.92 and 525,307.96 is: 724,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,037.28 : 1,317,929.92 = 525,307.96 : x
  2. Step 2: Convert to fraction form
    955,037.28/1,317,929.92 = 525,307.96/x
  3. Step 3: Cross multiply
    955,037.28x = 1,317,929.92 × 525,307.96
  4. Step 4: Simplify right side
    955,037.28x = 692,319,077,698.16
  5. Step 5: Solve for x
    x = 692,319,077,698.16/955,037.28
  6. Step 6: Final answer
    x = 724,913.14

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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.