Home / 767,656.32-1,151,519.04-235,138.56

Finding the Fourth Proportional to 767,656.32, 1,151,519.04 and 235,138.56

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Solution

The fourth proportional to 767,656.32, 1,151,519.04 and 235,138.56 is: 352,718.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,656.32 : 1,151,519.04 = 235,138.56 : x
  2. Step 2: Convert to fraction form
    767,656.32/1,151,519.04 = 235,138.56/x
  3. Step 3: Cross multiply
    767,656.32x = 1,151,519.04 × 235,138.56
  4. Step 4: Simplify right side
    767,656.32x = 270,766,528,878.18
  5. Step 5: Solve for x
    x = 270,766,528,878.18/767,656.32
  6. Step 6: Final answer
    x = 352,718.43

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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.