Home / 769,926.57-1,154,877.15-230,184.12

Finding the Fourth Proportional to 769,926.57, 1,154,877.15 and 230,184.12

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Solution

The fourth proportional to 769,926.57, 1,154,877.15 and 230,184.12 is: 345,272.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,926.57 : 1,154,877.15 = 230,184.12 : x
  2. Step 2: Convert to fraction form
    769,926.57/1,154,877.15 = 230,184.12/x
  3. Step 3: Cross multiply
    769,926.57x = 1,154,877.15 × 230,184.12
  4. Step 4: Simplify right side
    769,926.57x = 265,834,380,480.86
  5. Step 5: Solve for x
    x = 265,834,380,480.86/769,926.57
  6. Step 6: Final answer
    x = 345,272.38

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1.5x scale

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.