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Finding the Fourth Proportional to 475,101.06, 712,562.49 and 238,380.18

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Solution

The fourth proportional to 475,101.06, 712,562.49 and 238,380.18 is: 357,525.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,101.06 : 712,562.49 = 238,380.18 : x
  2. Step 2: Convert to fraction form
    475,101.06/712,562.49 = 238,380.18/x
  3. Step 3: Cross multiply
    475,101.06x = 712,562.49 × 238,380.18
  4. Step 4: Simplify right side
    475,101.06x = 169,860,774,627.45
  5. Step 5: Solve for x
    x = 169,860,774,627.45/475,101.06
  6. Step 6: Final answer
    x = 357,525.56

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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.