Home / 748,257.71-1,032,595.60-404,093.61

Finding the Fourth Proportional to 748,257.71, 1,032,595.60 and 404,093.61

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Solution

The fourth proportional to 748,257.71, 1,032,595.60 and 404,093.61 is: 557,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,257.71 : 1,032,595.60 = 404,093.61 : x
  2. Step 2: Convert to fraction form
    748,257.71/1,032,595.60 = 404,093.61/x
  3. Step 3: Cross multiply
    748,257.71x = 1,032,595.60 × 404,093.61
  4. Step 4: Simplify right side
    748,257.71x = 417,265,278,511.14
  5. Step 5: Solve for x
    x = 417,265,278,511.14/748,257.71
  6. Step 6: Final answer
    x = 557,649.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.