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Finding the Fourth Proportional to 475,611.20, 713,408.58 and 160,068.11

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Solution

The fourth proportional to 475,611.20, 713,408.58 and 160,068.11 is: 240,099.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,611.20 : 713,408.58 = 160,068.11 : x
  2. Step 2: Convert to fraction form
    475,611.20/713,408.58 = 160,068.11/x
  3. Step 3: Cross multiply
    475,611.20x = 713,408.58 × 160,068.11
  4. Step 4: Simplify right side
    475,611.20x = 114,193,963,058.38
  5. Step 5: Solve for x
    x = 114,193,963,058.38/475,611.20
  6. Step 6: Final answer
    x = 240,099.40

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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.