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Finding the Fourth Proportional to 473,873.16, 710,704.78 and 136,840.44

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Solution

The fourth proportional to 473,873.16, 710,704.78 and 136,840.44 is: 205,230.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,873.16 : 710,704.78 = 136,840.44 : x
  2. Step 2: Convert to fraction form
    473,873.16/710,704.78 = 136,840.44/x
  3. Step 3: Cross multiply
    473,873.16x = 710,704.78 × 136,840.44
  4. Step 4: Simplify right side
    473,873.16x = 97,253,154,805.30
  5. Step 5: Solve for x
    x = 97,253,154,805.30/473,873.16
  6. Step 6: Final answer
    x = 205,230.35

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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.