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Finding the Fourth Proportional to 471,607.60, 706,966.70 and 234,726.34

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Solution

The fourth proportional to 471,607.60, 706,966.70 and 234,726.34 is: 351,868.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,607.60 : 706,966.70 = 234,726.34 : x
  2. Step 2: Convert to fraction form
    471,607.60/706,966.70 = 234,726.34/x
  3. Step 3: Cross multiply
    471,607.60x = 706,966.70 × 234,726.34
  4. Step 4: Simplify right side
    471,607.60x = 165,943,705,992.88
  5. Step 5: Solve for x
    x = 165,943,705,992.88/471,607.60
  6. Step 6: Final answer
    x = 351,868.18

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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.