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Finding the Fourth Proportional to 453,666, 626,059.08 and 252,462.16

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Solution

The fourth proportional to 453,666, 626,059.08 and 252,462.16 is: 348,397.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,666 : 626,059.08 = 252,462.16 : x
  2. Step 2: Convert to fraction form
    453,666/626,059.08 = 252,462.16/x
  3. Step 3: Cross multiply
    453,666x = 626,059.08 × 252,462.16
  4. Step 4: Simplify right side
    453,666x = 158,056,227,624.41
  5. Step 5: Solve for x
    x = 158,056,227,624.41/453,666
  6. Step 6: Final answer
    x = 348,397.78

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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.