Home / 957,145.68-1,320,924.96-527,425.74

Finding the Fourth Proportional to 957,145.68, 1,320,924.96 and 527,425.74

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Solution

The fourth proportional to 957,145.68, 1,320,924.96 and 527,425.74 is: 727,882.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,145.68 : 1,320,924.96 = 527,425.74 : x
  2. Step 2: Convert to fraction form
    957,145.68/1,320,924.96 = 527,425.74/x
  3. Step 3: Cross multiply
    957,145.68x = 1,320,924.96 × 527,425.74
  4. Step 4: Simplify right side
    957,145.68x = 696,689,824,512.47
  5. Step 5: Solve for x
    x = 696,689,824,512.47/957,145.68
  6. Step 6: Final answer
    x = 727,882.74

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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.