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Finding the Fourth Proportional to 626,953.92, 940,134.42 and 242,882.70

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Solution

The fourth proportional to 626,953.92, 940,134.42 and 242,882.70 is: 364,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,953.92 : 940,134.42 = 242,882.70 : x
  2. Step 2: Convert to fraction form
    626,953.92/940,134.42 = 242,882.70/x
  3. Step 3: Cross multiply
    626,953.92x = 940,134.42 × 242,882.70
  4. Step 4: Simplify right side
    626,953.92x = 228,342,386,292.53
  5. Step 5: Solve for x
    x = 228,342,386,292.53/626,953.92
  6. Step 6: Final answer
    x = 364,209.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.