Home / 739,158.20-1,019,977.22-416,947.49

Finding the Fourth Proportional to 739,158.20, 1,019,977.22 and 416,947.49

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Solution

The fourth proportional to 739,158.20, 1,019,977.22 and 416,947.49 is: 575,353.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,158.20 : 1,019,977.22 = 416,947.49 : x
  2. Step 2: Convert to fraction form
    739,158.20/1,019,977.22 = 416,947.49/x
  3. Step 3: Cross multiply
    739,158.20x = 1,019,977.22 × 416,947.49
  4. Step 4: Simplify right side
    739,158.20x = 425,276,934,551.55
  5. Step 5: Solve for x
    x = 425,276,934,551.55/739,158.20
  6. Step 6: Final answer
    x = 575,353.07

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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.