Home / 260,443.36-392,617.12-243,083.31

Finding the Fourth Proportional to 260,443.36, 392,617.12 and 243,083.31

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Solution

The fourth proportional to 260,443.36, 392,617.12 and 243,083.31 is: 366,446.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,443.36 : 392,617.12 = 243,083.31 : x
  2. Step 2: Convert to fraction form
    260,443.36/392,617.12 = 243,083.31/x
  3. Step 3: Cross multiply
    260,443.36x = 392,617.12 × 243,083.31
  4. Step 4: Simplify right side
    260,443.36x = 95,438,669,092.27
  5. Step 5: Solve for x
    x = 95,438,669,092.27/260,443.36
  6. Step 6: Final answer
    x = 366,446.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.