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Finding the Fourth Proportional to 546,224.20, 819,336.30 and 452,912.20

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Solution

The fourth proportional to 546,224.20, 819,336.30 and 452,912.20 is: 679,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,224.20 : 819,336.30 = 452,912.20 : x
  2. Step 2: Convert to fraction form
    546,224.20/819,336.30 = 452,912.20/x
  3. Step 3: Cross multiply
    546,224.20x = 819,336.30 × 452,912.20
  4. Step 4: Simplify right side
    546,224.20x = 371,087,406,172.86
  5. Step 5: Solve for x
    x = 371,087,406,172.86/546,224.20
  6. Step 6: Final answer
    x = 679,368.30

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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.