Home / 314,795.30-472,469.96-165,142.53

Finding the Fourth Proportional to 314,795.30, 472,469.96 and 165,142.53

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Solution

The fourth proportional to 314,795.30, 472,469.96 and 165,142.53 is: 247,859.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,795.30 : 472,469.96 = 165,142.53 : x
  2. Step 2: Convert to fraction form
    314,795.30/472,469.96 = 165,142.53/x
  3. Step 3: Cross multiply
    314,795.30x = 472,469.96 × 165,142.53
  4. Step 4: Simplify right side
    314,795.30x = 78,024,884,956.26
  5. Step 5: Solve for x
    x = 78,024,884,956.26/314,795.30
  6. Step 6: Final answer
    x = 247,859.12

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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.