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Finding the Fourth Proportional to 679,248.22, 937,372.24 and 373,352.88

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Solution

The fourth proportional to 679,248.22, 937,372.24 and 373,352.88 is: 515,232.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,248.22 : 937,372.24 = 373,352.88 : x
  2. Step 2: Convert to fraction form
    679,248.22/937,372.24 = 373,352.88/x
  3. Step 3: Cross multiply
    679,248.22x = 937,372.24 × 373,352.88
  4. Step 4: Simplify right side
    679,248.22x = 349,970,625,436.05
  5. Step 5: Solve for x
    x = 349,970,625,436.05/679,248.22
  6. Step 6: Final answer
    x = 515,232.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.