Home / 758,545.64-1,137,862.25-285,235.10

Finding the Fourth Proportional to 758,545.64, 1,137,862.25 and 285,235.10

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Solution

The fourth proportional to 758,545.64, 1,137,862.25 and 285,235.10 is: 427,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,545.64 : 1,137,862.25 = 285,235.10 : x
  2. Step 2: Convert to fraction form
    758,545.64/1,137,862.25 = 285,235.10/x
  3. Step 3: Cross multiply
    758,545.64x = 1,137,862.25 × 285,235.10
  4. Step 4: Simplify right side
    758,545.64x = 324,558,251,238.80
  5. Step 5: Solve for x
    x = 324,558,251,238.80/758,545.64
  6. Step 6: Final answer
    x = 427,869.11

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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.