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Finding the Fourth Proportional to 453,762, 626,191.56 and 252,553.68

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Solution

The fourth proportional to 453,762, 626,191.56 and 252,553.68 is: 348,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,762 : 626,191.56 = 252,553.68 : x
  2. Step 2: Convert to fraction form
    453,762/626,191.56 = 252,553.68/x
  3. Step 3: Cross multiply
    453,762x = 626,191.56 × 252,553.68
  4. Step 4: Simplify right side
    453,762x = 158,146,982,862.94
  5. Step 5: Solve for x
    x = 158,146,982,862.94/453,762
  6. Step 6: Final answer
    x = 348,524.08

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1.5x scale

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.