Home / 706,146.38-1,058,886.62-256,550.21

Finding the Fourth Proportional to 706,146.38, 1,058,886.62 and 256,550.21

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Solution

The fourth proportional to 706,146.38, 1,058,886.62 and 256,550.21 is: 384,704.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,146.38 : 1,058,886.62 = 256,550.21 : x
  2. Step 2: Convert to fraction form
    706,146.38/1,058,886.62 = 256,550.21/x
  3. Step 3: Cross multiply
    706,146.38x = 1,058,886.62 × 256,550.21
  4. Step 4: Simplify right side
    706,146.38x = 271,657,583,444.44
  5. Step 5: Solve for x
    x = 271,657,583,444.44/706,146.38
  6. Step 6: Final answer
    x = 384,704.35

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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.