Home / 787,036.32-1,180,626.84-337,655.88

Finding the Fourth Proportional to 787,036.32, 1,180,626.84 and 337,655.88

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Solution

The fourth proportional to 787,036.32, 1,180,626.84 and 337,655.88 is: 506,514.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,036.32 : 1,180,626.84 = 337,655.88 : x
  2. Step 2: Convert to fraction form
    787,036.32/1,180,626.84 = 337,655.88/x
  3. Step 3: Cross multiply
    787,036.32x = 1,180,626.84 × 337,655.88
  4. Step 4: Simplify right side
    787,036.32x = 398,645,594,611.82
  5. Step 5: Solve for x
    x = 398,645,594,611.82/787,036.32
  6. Step 6: Final answer
    x = 506,514.86

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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.