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Finding the Fourth Proportional to 410,179.70, 572,851.90 and 410,179.70

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Solution

The fourth proportional to 410,179.70, 572,851.90 and 410,179.70 is: 572,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,179.70 : 572,851.90 = 410,179.70 : x
  2. Step 2: Convert to fraction form
    410,179.70/572,851.90 = 410,179.70/x
  3. Step 3: Cross multiply
    410,179.70x = 572,851.90 × 410,179.70
  4. Step 4: Simplify right side
    410,179.70x = 234,972,220,486.43
  5. Step 5: Solve for x
    x = 234,972,220,486.43/410,179.70
  6. Step 6: Final answer
    x = 572,851.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.