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Finding the Fourth Proportional to 489,086.98, 732,546.67 and 375,934.02

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Solution

The fourth proportional to 489,086.98, 732,546.67 and 375,934.02 is: 563,067.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,086.98 : 732,546.67 = 375,934.02 : x
  2. Step 2: Convert to fraction form
    489,086.98/732,546.67 = 375,934.02/x
  3. Step 3: Cross multiply
    489,086.98x = 732,546.67 × 375,934.02
  4. Step 4: Simplify right side
    489,086.98x = 275,389,214,490.71
  5. Step 5: Solve for x
    x = 275,389,214,490.71/489,086.98
  6. Step 6: Final answer
    x = 563,067.97

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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.