Home / 706,161.90-1,058,909.13-256,569.24

Finding the Fourth Proportional to 706,161.90, 1,058,909.13 and 256,569.24

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Solution

The fourth proportional to 706,161.90, 1,058,909.13 and 256,569.24 is: 384,732.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,161.90 : 1,058,909.13 = 256,569.24 : x
  2. Step 2: Convert to fraction form
    706,161.90/1,058,909.13 = 256,569.24/x
  3. Step 3: Cross multiply
    706,161.90x = 1,058,909.13 × 256,569.24
  4. Step 4: Simplify right side
    706,161.90x = 271,683,510,713.16
  5. Step 5: Solve for x
    x = 271,683,510,713.16/706,161.90
  6. Step 6: Final answer
    x = 384,732.61

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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.