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Finding the Fourth Proportional to 373,010.09, 559,594.71 and 120,304.80

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Solution

The fourth proportional to 373,010.09, 559,594.71 and 120,304.80 is: 180,482.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,010.09 : 559,594.71 = 120,304.80 : x
  2. Step 2: Convert to fraction form
    373,010.09/559,594.71 = 120,304.80/x
  3. Step 3: Cross multiply
    373,010.09x = 559,594.71 × 120,304.80
  4. Step 4: Simplify right side
    373,010.09x = 67,321,929,667.61
  5. Step 5: Solve for x
    x = 67,321,929,667.61/373,010.09
  6. Step 6: Final answer
    x = 180,482.87

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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.