Home / 706,175.16-1,058,929.68-256,578.96

Finding the Fourth Proportional to 706,175.16, 1,058,929.68 and 256,578.96

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Solution

The fourth proportional to 706,175.16, 1,058,929.68 and 256,578.96 is: 384,747.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,175.16 : 1,058,929.68 = 256,578.96 : x
  2. Step 2: Convert to fraction form
    706,175.16/1,058,929.68 = 256,578.96/x
  3. Step 3: Cross multiply
    706,175.16x = 1,058,929.68 × 256,578.96
  4. Step 4: Simplify right side
    706,175.16x = 271,699,076,007.53
  5. Step 5: Solve for x
    x = 271,699,076,007.53/706,175.16
  6. Step 6: Final answer
    x = 384,747.43

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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.