Home / 1,016,504.48-1,402,794.89-557,642.48

Finding the Fourth Proportional to 1,016,504.48, 1,402,794.89 and 557,642.48

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Solution

The fourth proportional to 1,016,504.48, 1,402,794.89 and 557,642.48 is: 769,556.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,504.48 : 1,402,794.89 = 557,642.48 : x
  2. Step 2: Convert to fraction form
    1,016,504.48/1,402,794.89 = 557,642.48/x
  3. Step 3: Cross multiply
    1,016,504.48x = 1,402,794.89 × 557,642.48
  4. Step 4: Simplify right side
    1,016,504.48x = 782,258,011,588.74
  5. Step 5: Solve for x
    x = 782,258,011,588.74/1,016,504.48
  6. Step 6: Final answer
    x = 769,556.88

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Double scale
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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.