Home / 706,040.13-1,058,727.54-256,443.96

Finding the Fourth Proportional to 706,040.13, 1,058,727.54 and 256,443.96

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Solution

The fourth proportional to 706,040.13, 1,058,727.54 and 256,443.96 is: 384,545.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,040.13 : 1,058,727.54 = 256,443.96 : x
  2. Step 2: Convert to fraction form
    706,040.13/1,058,727.54 = 256,443.96/x
  3. Step 3: Cross multiply
    706,040.13x = 1,058,727.54 × 256,443.96
  4. Step 4: Simplify right side
    706,040.13x = 271,504,282,918.66
  5. Step 5: Solve for x
    x = 271,504,282,918.66/706,040.13
  6. Step 6: Final answer
    x = 384,545.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.