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Finding the Fourth Proportional to 522,755.61, 783,817.71 and 234,514.47

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Solution

The fourth proportional to 522,755.61, 783,817.71 and 234,514.47 is: 351,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,755.61 : 783,817.71 = 234,514.47 : x
  2. Step 2: Convert to fraction form
    522,755.61/783,817.71 = 234,514.47/x
  3. Step 3: Cross multiply
    522,755.61x = 783,817.71 × 234,514.47
  4. Step 4: Simplify right side
    522,755.61x = 183,816,594,837.26
  5. Step 5: Solve for x
    x = 183,816,594,837.26/522,755.61
  6. Step 6: Final answer
    x = 351,630.08

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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.