Home / 748,468.26-1,032,886.64-404,304.20

Finding the Fourth Proportional to 748,468.26, 1,032,886.64 and 404,304.20

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Solution

The fourth proportional to 748,468.26, 1,032,886.64 and 404,304.20 is: 557,940.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,468.26 : 1,032,886.64 = 404,304.20 : x
  2. Step 2: Convert to fraction form
    748,468.26/1,032,886.64 = 404,304.20/x
  3. Step 3: Cross multiply
    748,468.26x = 1,032,886.64 × 404,304.20
  4. Step 4: Simplify right side
    748,468.26x = 417,600,399,489.93
  5. Step 5: Solve for x
    x = 417,600,399,489.93/748,468.26
  6. Step 6: Final answer
    x = 557,940.02

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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.