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Finding the Fourth Proportional to 336,089.56, 463,781.80 and 185,186.56

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Solution

The fourth proportional to 336,089.56, 463,781.80 and 185,186.56 is: 255,545.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,089.56 : 463,781.80 = 185,186.56 : x
  2. Step 2: Convert to fraction form
    336,089.56/463,781.80 = 185,186.56/x
  3. Step 3: Cross multiply
    336,089.56x = 463,781.80 × 185,186.56
  4. Step 4: Simplify right side
    336,089.56x = 85,886,156,132.61
  5. Step 5: Solve for x
    x = 85,886,156,132.61/336,089.56
  6. Step 6: Final answer
    x = 255,545.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.