Home / 782,053.38-1,173,100.44-249,573.66

Finding the Fourth Proportional to 782,053.38, 1,173,100.44 and 249,573.66

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Solution

The fourth proportional to 782,053.38, 1,173,100.44 and 249,573.66 is: 374,366.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,053.38 : 1,173,100.44 = 249,573.66 : x
  2. Step 2: Convert to fraction form
    782,053.38/1,173,100.44 = 249,573.66/x
  3. Step 3: Cross multiply
    782,053.38x = 1,173,100.44 × 249,573.66
  4. Step 4: Simplify right side
    782,053.38x = 292,774,970,358.41
  5. Step 5: Solve for x
    x = 292,774,970,358.41/782,053.38
  6. Step 6: Final answer
    x = 374,366.99

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Double scale
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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.