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Finding the Fourth Proportional to 334,496.35, 501,923.10 and 157,004.89

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Solution

The fourth proportional to 334,496.35, 501,923.10 and 157,004.89 is: 235,591.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,496.35 : 501,923.10 = 157,004.89 : x
  2. Step 2: Convert to fraction form
    334,496.35/501,923.10 = 157,004.89/x
  3. Step 3: Cross multiply
    334,496.35x = 501,923.10 × 157,004.89
  4. Step 4: Simplify right side
    334,496.35x = 78,804,381,103.96
  5. Step 5: Solve for x
    x = 78,804,381,103.96/334,496.35
  6. Step 6: Final answer
    x = 235,591.15

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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.