Home / 782,645.40-1,173,814.11-250,022.88

Finding the Fourth Proportional to 782,645.40, 1,173,814.11 and 250,022.88

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Solution

The fourth proportional to 782,645.40, 1,173,814.11 and 250,022.88 is: 374,985.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,645.40 : 1,173,814.11 = 250,022.88 : x
  2. Step 2: Convert to fraction form
    782,645.40/1,173,814.11 = 250,022.88/x
  3. Step 3: Cross multiply
    782,645.40x = 1,173,814.11 × 250,022.88
  4. Step 4: Simplify right side
    782,645.40x = 293,480,384,366.84
  5. Step 5: Solve for x
    x = 293,480,384,366.84/782,645.40
  6. Step 6: Final answer
    x = 374,985.13

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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.