Home / 522,932.76-721,551.24-351,100.17

Finding the Fourth Proportional to 522,932.76, 721,551.24 and 351,100.17

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Solution

The fourth proportional to 522,932.76, 721,551.24 and 351,100.17 is: 484,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,932.76 : 721,551.24 = 351,100.17 : x
  2. Step 2: Convert to fraction form
    522,932.76/721,551.24 = 351,100.17/x
  3. Step 3: Cross multiply
    522,932.76x = 721,551.24 × 351,100.17
  4. Step 4: Simplify right side
    522,932.76x = 253,336,763,027.71
  5. Step 5: Solve for x
    x = 253,336,763,027.71/522,932.76
  6. Step 6: Final answer
    x = 484,453.80

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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.