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Finding the Fourth Proportional to 552,038.88, 828,058.25 and 178,061.88

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Solution

The fourth proportional to 552,038.88, 828,058.25 and 178,061.88 is: 267,092.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,038.88 : 828,058.25 = 178,061.88 : x
  2. Step 2: Convert to fraction form
    552,038.88/828,058.25 = 178,061.88/x
  3. Step 3: Cross multiply
    552,038.88x = 828,058.25 × 178,061.88
  4. Step 4: Simplify right side
    552,038.88x = 147,445,609,189.67
  5. Step 5: Solve for x
    x = 147,445,609,189.67/552,038.88
  6. Step 6: Final answer
    x = 267,092.80

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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.