Home / 747,624.96-1,121,614.56-298,370.88

Finding the Fourth Proportional to 747,624.96, 1,121,614.56 and 298,370.88

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Solution

The fourth proportional to 747,624.96, 1,121,614.56 and 298,370.88 is: 447,627.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,624.96 : 1,121,614.56 = 298,370.88 : x
  2. Step 2: Convert to fraction form
    747,624.96/1,121,614.56 = 298,370.88/x
  3. Step 3: Cross multiply
    747,624.96x = 1,121,614.56 × 298,370.88
  4. Step 4: Simplify right side
    747,624.96x = 334,657,123,288.01
  5. Step 5: Solve for x
    x = 334,657,123,288.01/747,624.96
  6. Step 6: Final answer
    x = 447,627.01

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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.