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Finding the Fourth Proportional to 364,625.70, 546,938.55 and 231,656.10

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Solution

The fourth proportional to 364,625.70, 546,938.55 and 231,656.10 is: 347,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,625.70 : 546,938.55 = 231,656.10 : x
  2. Step 2: Convert to fraction form
    364,625.70/546,938.55 = 231,656.10/x
  3. Step 3: Cross multiply
    364,625.70x = 546,938.55 × 231,656.10
  4. Step 4: Simplify right side
    364,625.70x = 126,701,651,432.66
  5. Step 5: Solve for x
    x = 126,701,651,432.66/364,625.70
  6. Step 6: Final answer
    x = 347,484.15

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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.