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Finding the Fourth Proportional to 546,240.31, 819,360.46 and 230,699.95

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Solution

The fourth proportional to 546,240.31, 819,360.46 and 230,699.95 is: 346,049.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,240.31 : 819,360.46 = 230,699.95 : x
  2. Step 2: Convert to fraction form
    546,240.31/819,360.46 = 230,699.95/x
  3. Step 3: Cross multiply
    546,240.31x = 819,360.46 × 230,699.95
  4. Step 4: Simplify right side
    546,240.31x = 189,026,415,393.95
  5. Step 5: Solve for x
    x = 189,026,415,393.95/546,240.31
  6. Step 6: Final answer
    x = 346,049.92

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Double scale
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Similar ratio
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1.5x scale

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.