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Finding the Fourth Proportional to 372,204.40, 558,306.60 and 314,467.60

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Solution

The fourth proportional to 372,204.40, 558,306.60 and 314,467.60 is: 471,701.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,204.40 : 558,306.60 = 314,467.60 : x
  2. Step 2: Convert to fraction form
    372,204.40/558,306.60 = 314,467.60/x
  3. Step 3: Cross multiply
    372,204.40x = 558,306.60 × 314,467.60
  4. Step 4: Simplify right side
    372,204.40x = 175,569,336,566.16
  5. Step 5: Solve for x
    x = 175,569,336,566.16/372,204.40
  6. Step 6: Final answer
    x = 471,701.40

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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.