Home / 715,947.20-1,073,846.88-242,620.32

Finding the Fourth Proportional to 715,947.20, 1,073,846.88 and 242,620.32

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Solution

The fourth proportional to 715,947.20, 1,073,846.88 and 242,620.32 is: 363,905.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,947.20 : 1,073,846.88 = 242,620.32 : x
  2. Step 2: Convert to fraction form
    715,947.20/1,073,846.88 = 242,620.32/x
  3. Step 3: Cross multiply
    715,947.20x = 1,073,846.88 × 242,620.32
  4. Step 4: Simplify right side
    715,947.20x = 260,537,073,656.60
  5. Step 5: Solve for x
    x = 260,537,073,656.60/715,947.20
  6. Step 6: Final answer
    x = 363,905.43

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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.