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Finding the Fourth Proportional to 488,044.86, 732,045.72 and 133,058.92

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Solution

The fourth proportional to 488,044.86, 732,045.72 and 133,058.92 is: 199,582.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,044.86 : 732,045.72 = 133,058.92 : x
  2. Step 2: Convert to fraction form
    488,044.86/732,045.72 = 133,058.92/x
  3. Step 3: Cross multiply
    488,044.86x = 732,045.72 × 133,058.92
  4. Step 4: Simplify right side
    488,044.86x = 97,405,208,568.30
  5. Step 5: Solve for x
    x = 97,405,208,568.30/488,044.86
  6. Step 6: Final answer
    x = 199,582.49

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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.