Home / 836,996.60-1,255,656.49-357,217.40

Finding the Fourth Proportional to 836,996.60, 1,255,656.49 and 357,217.40

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Solution

The fourth proportional to 836,996.60, 1,255,656.49 and 357,217.40 is: 535,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,996.60 : 1,255,656.49 = 357,217.40 : x
  2. Step 2: Convert to fraction form
    836,996.60/1,255,656.49 = 357,217.40/x
  3. Step 3: Cross multiply
    836,996.60x = 1,255,656.49 × 357,217.40
  4. Step 4: Simplify right side
    836,996.60x = 448,542,346,650.93
  5. Step 5: Solve for x
    x = 448,542,346,650.93/836,996.60
  6. Step 6: Final answer
    x = 535,895.06

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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.