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Finding the Fourth Proportional to 575,040.98, 793,691.76 and 357,414

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Solution

The fourth proportional to 575,040.98, 793,691.76 and 357,414 is: 493,315.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,040.98 : 793,691.76 = 357,414 : x
  2. Step 2: Convert to fraction form
    575,040.98/793,691.76 = 357,414/x
  3. Step 3: Cross multiply
    575,040.98x = 793,691.76 × 357,414
  4. Step 4: Simplify right side
    575,040.98x = 283,676,546,708.64
  5. Step 5: Solve for x
    x = 283,676,546,708.64/575,040.98
  6. Step 6: Final answer
    x = 493,315.36

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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.