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Finding the Fourth Proportional to 632,377.66, 948,145.13 and 348,202.03

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Solution

The fourth proportional to 632,377.66, 948,145.13 and 348,202.03 is: 522,071.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,377.66 : 948,145.13 = 348,202.03 : x
  2. Step 2: Convert to fraction form
    632,377.66/948,145.13 = 348,202.03/x
  3. Step 3: Cross multiply
    632,377.66x = 948,145.13 × 348,202.03
  4. Step 4: Simplify right side
    632,377.66x = 330,146,059,871.12
  5. Step 5: Solve for x
    x = 330,146,059,871.12/632,377.66
  6. Step 6: Final answer
    x = 522,071.04

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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.