Home / 706,043.88-1,058,733.18-256,447.71

Finding the Fourth Proportional to 706,043.88, 1,058,733.18 and 256,447.71

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Solution

The fourth proportional to 706,043.88, 1,058,733.18 and 256,447.71 is: 384,550.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,043.88 : 1,058,733.18 = 256,447.71 : x
  2. Step 2: Convert to fraction form
    706,043.88/1,058,733.18 = 256,447.71/x
  3. Step 3: Cross multiply
    706,043.88x = 1,058,733.18 × 256,447.71
  4. Step 4: Simplify right side
    706,043.88x = 271,509,699,512.02
  5. Step 5: Solve for x
    x = 271,509,699,512.02/706,043.88
  6. Step 6: Final answer
    x = 384,550.74

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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.