Home / 731,621.34-1,009,296.45-473,581.53

Finding the Fourth Proportional to 731,621.34, 1,009,296.45 and 473,581.53

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Solution

The fourth proportional to 731,621.34, 1,009,296.45 and 473,581.53 is: 653,321.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,621.34 : 1,009,296.45 = 473,581.53 : x
  2. Step 2: Convert to fraction form
    731,621.34/1,009,296.45 = 473,581.53/x
  3. Step 3: Cross multiply
    731,621.34x = 1,009,296.45 × 473,581.53
  4. Step 4: Simplify right side
    731,621.34x = 477,984,157,014.57
  5. Step 5: Solve for x
    x = 477,984,157,014.57/731,621.34
  6. Step 6: Final answer
    x = 653,321.78

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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.