Home / 758,554.92-1,137,876.12-285,244.38

Finding the Fourth Proportional to 758,554.92, 1,137,876.12 and 285,244.38

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Solution

The fourth proportional to 758,554.92, 1,137,876.12 and 285,244.38 is: 427,883.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,554.92 : 1,137,876.12 = 285,244.38 : x
  2. Step 2: Convert to fraction form
    758,554.92/1,137,876.12 = 285,244.38/x
  3. Step 3: Cross multiply
    758,554.92x = 1,137,876.12 × 285,244.38
  4. Step 4: Simplify right side
    758,554.92x = 324,572,768,366.21
  5. Step 5: Solve for x
    x = 324,572,768,366.21/758,554.92
  6. Step 6: Final answer
    x = 427,883.02

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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.