Home / 922,949.11-1,384,417.45-496,685.49

Finding the Fourth Proportional to 922,949.11, 1,384,417.45 and 496,685.49

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Solution

The fourth proportional to 922,949.11, 1,384,417.45 and 496,685.49 is: 745,024.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,949.11 : 1,384,417.45 = 496,685.49 : x
  2. Step 2: Convert to fraction form
    922,949.11/1,384,417.45 = 496,685.49/x
  3. Step 3: Cross multiply
    922,949.11x = 1,384,417.45 × 496,685.49
  4. Step 4: Simplify right side
    922,949.11x = 687,620,059,517.80
  5. Step 5: Solve for x
    x = 687,620,059,517.80/922,949.11
  6. Step 6: Final answer
    x = 745,024.89

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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.