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Finding the Fourth Proportional to 373,344.57, 559,841.72 and 136,521.63

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Solution

The fourth proportional to 373,344.57, 559,841.72 and 136,521.63 is: 204,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,344.57 : 559,841.72 = 136,521.63 : x
  2. Step 2: Convert to fraction form
    373,344.57/559,841.72 = 136,521.63/x
  3. Step 3: Cross multiply
    373,344.57x = 559,841.72 × 136,521.63
  4. Step 4: Simplify right side
    373,344.57x = 76,430,503,473.80
  5. Step 5: Solve for x
    x = 76,430,503,473.80/373,344.57
  6. Step 6: Final answer
    x = 204,718.40

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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.