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Finding the Fourth Proportional to 334,817.70, 501,799.48 and 156,932.80

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Solution

The fourth proportional to 334,817.70, 501,799.48 and 156,932.80 is: 235,199.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,817.70 : 501,799.48 = 156,932.80 : x
  2. Step 2: Convert to fraction form
    334,817.70/501,799.48 = 156,932.80/x
  3. Step 3: Cross multiply
    334,817.70x = 501,799.48 × 156,932.80
  4. Step 4: Simplify right side
    334,817.70x = 78,748,797,434.94
  5. Step 5: Solve for x
    x = 78,748,797,434.94/334,817.70
  6. Step 6: Final answer
    x = 235,199.03

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1.5x scale

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.