Home / 783,473.92-1,175,022.25-498,737.45

Finding the Fourth Proportional to 783,473.92, 1,175,022.25 and 498,737.45

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Solution

The fourth proportional to 783,473.92, 1,175,022.25 and 498,737.45 is: 747,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,473.92 : 1,175,022.25 = 498,737.45 : x
  2. Step 2: Convert to fraction form
    783,473.92/1,175,022.25 = 498,737.45/x
  3. Step 3: Cross multiply
    783,473.92x = 1,175,022.25 × 498,737.45
  4. Step 4: Simplify right side
    783,473.92x = 586,027,602,348.98
  5. Step 5: Solve for x
    x = 586,027,602,348.98/783,473.92
  6. Step 6: Final answer
    x = 747,986.10

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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.