Home / 782,064.18-1,173,149.52-249,625.29

Finding the Fourth Proportional to 782,064.18, 1,173,149.52 and 249,625.29

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Solution

The fourth proportional to 782,064.18, 1,173,149.52 and 249,625.29 is: 374,454.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,064.18 : 1,173,149.52 = 249,625.29 : x
  2. Step 2: Convert to fraction form
    782,064.18/1,173,149.52 = 249,625.29/x
  3. Step 3: Cross multiply
    782,064.18x = 1,173,149.52 × 249,625.29
  4. Step 4: Simplify right side
    782,064.18x = 292,847,789,143.36
  5. Step 5: Solve for x
    x = 292,847,789,143.36/782,064.18
  6. Step 6: Final answer
    x = 374,454.93

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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.