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Finding the Fourth Proportional to 334,047.25, 499,815.37 and 234,401.86

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Solution

The fourth proportional to 334,047.25, 499,815.37 and 234,401.86 is: 350,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,047.25 : 499,815.37 = 234,401.86 : x
  2. Step 2: Convert to fraction form
    334,047.25/499,815.37 = 234,401.86/x
  3. Step 3: Cross multiply
    334,047.25x = 499,815.37 × 234,401.86
  4. Step 4: Simplify right side
    334,047.25x = 117,157,652,384.59
  5. Step 5: Solve for x
    x = 117,157,652,384.59/334,047.25
  6. Step 6: Final answer
    x = 350,721.80

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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.