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Finding the Fourth Proportional to 473,801.13, 710,597.05 and 136,768.55

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Solution

The fourth proportional to 473,801.13, 710,597.05 and 136,768.55 is: 205,122.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,801.13 : 710,597.05 = 136,768.55 : x
  2. Step 2: Convert to fraction form
    473,801.13/710,597.05 = 136,768.55/x
  3. Step 3: Cross multiply
    473,801.13x = 710,597.05 × 136,768.55
  4. Step 4: Simplify right side
    473,801.13x = 97,187,324,267.87
  5. Step 5: Solve for x
    x = 97,187,324,267.87/473,801.13
  6. Step 6: Final answer
    x = 205,122.61

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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.