Home / 764,731.19-1,053,772.12-591,597.29

Finding the Fourth Proportional to 764,731.19, 1,053,772.12 and 591,597.29

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Solution

The fourth proportional to 764,731.19, 1,053,772.12 and 591,597.29 is: 815,199.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,731.19 : 1,053,772.12 = 591,597.29 : x
  2. Step 2: Convert to fraction form
    764,731.19/1,053,772.12 = 591,597.29/x
  3. Step 3: Cross multiply
    764,731.19x = 1,053,772.12 × 591,597.29
  4. Step 4: Simplify right side
    764,731.19x = 623,408,730,469.56
  5. Step 5: Solve for x
    x = 623,408,730,469.56/764,731.19
  6. Step 6: Final answer
    x = 815,199.82

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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.