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Finding the Fourth Proportional to 453,497.60, 680,246.40 and 229,548.80

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Solution

The fourth proportional to 453,497.60, 680,246.40 and 229,548.80 is: 344,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,497.60 : 680,246.40 = 229,548.80 : x
  2. Step 2: Convert to fraction form
    453,497.60/680,246.40 = 229,548.80/x
  3. Step 3: Cross multiply
    453,497.60x = 680,246.40 × 229,548.80
  4. Step 4: Simplify right side
    453,497.60x = 156,149,744,824.32
  5. Step 5: Solve for x
    x = 156,149,744,824.32/453,497.60
  6. Step 6: Final answer
    x = 344,323.20

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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.