Home / 1,016,179.56-1,402,329.60-557,297.28

Finding the Fourth Proportional to 1,016,179.56, 1,402,329.60 and 557,297.28

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Solution

The fourth proportional to 1,016,179.56, 1,402,329.60 and 557,297.28 is: 769,071.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,179.56 : 1,402,329.60 = 557,297.28 : x
  2. Step 2: Convert to fraction form
    1,016,179.56/1,402,329.60 = 557,297.28/x
  3. Step 3: Cross multiply
    1,016,179.56x = 1,402,329.60 × 557,297.28
  4. Step 4: Simplify right side
    1,016,179.56x = 781,514,471,743.49
  5. Step 5: Solve for x
    x = 781,514,471,743.49/1,016,179.56
  6. Step 6: Final answer
    x = 769,071.24

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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.