Home / 749,505.68-1,034,221.56-459,247.04

Finding the Fourth Proportional to 749,505.68, 1,034,221.56 and 459,247.04

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Solution

The fourth proportional to 749,505.68, 1,034,221.56 and 459,247.04 is: 633,701.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,505.68 : 1,034,221.56 = 459,247.04 : x
  2. Step 2: Convert to fraction form
    749,505.68/1,034,221.56 = 459,247.04/x
  3. Step 3: Cross multiply
    749,505.68x = 1,034,221.56 × 459,247.04
  4. Step 4: Simplify right side
    749,505.68x = 474,963,190,134.18
  5. Step 5: Solve for x
    x = 474,963,190,134.18/749,505.68
  6. Step 6: Final answer
    x = 633,701.92

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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.