Home / 557,795.27-769,494.54-404,497.16

Finding the Fourth Proportional to 557,795.27, 769,494.54 and 404,497.16

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Solution

The fourth proportional to 557,795.27, 769,494.54 and 404,497.16 is: 558,015.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,795.27 : 769,494.54 = 404,497.16 : x
  2. Step 2: Convert to fraction form
    557,795.27/769,494.54 = 404,497.16/x
  3. Step 3: Cross multiply
    557,795.27x = 769,494.54 × 404,497.16
  4. Step 4: Simplify right side
    557,795.27x = 311,258,352,218.03
  5. Step 5: Solve for x
    x = 311,258,352,218.03/557,795.27
  6. Step 6: Final answer
    x = 558,015.41

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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.