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Finding the Fourth Proportional to 610,146.28, 915,224.82 and 250,514.92

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Solution

The fourth proportional to 610,146.28, 915,224.82 and 250,514.92 is: 375,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,146.28 : 915,224.82 = 250,514.92 : x
  2. Step 2: Convert to fraction form
    610,146.28/915,224.82 = 250,514.92/x
  3. Step 3: Cross multiply
    610,146.28x = 915,224.82 × 250,514.92
  4. Step 4: Simplify right side
    610,146.28x = 229,277,472,564.31
  5. Step 5: Solve for x
    x = 229,277,472,564.31/610,146.28
  6. Step 6: Final answer
    x = 375,774.60

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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.