Home / 782,909.75-1,173,937.25-235,722.35

Finding the Fourth Proportional to 782,909.75, 1,173,937.25 and 235,722.35

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Solution

The fourth proportional to 782,909.75, 1,173,937.25 and 235,722.35 is: 353,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,909.75 : 1,173,937.25 = 235,722.35 : x
  2. Step 2: Convert to fraction form
    782,909.75/1,173,937.25 = 235,722.35/x
  3. Step 3: Cross multiply
    782,909.75x = 1,173,937.25 × 235,722.35
  4. Step 4: Simplify right side
    782,909.75x = 276,723,250,846.69
  5. Step 5: Solve for x
    x = 276,723,250,846.69/782,909.75
  6. Step 6: Final answer
    x = 353,454.85

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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.