Home / 767,560.48-1,150,643.76-268,652.32

Finding the Fourth Proportional to 767,560.48, 1,150,643.76 and 268,652.32

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Solution

The fourth proportional to 767,560.48, 1,150,643.76 and 268,652.32 is: 402,734.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,560.48 : 1,150,643.76 = 268,652.32 : x
  2. Step 2: Convert to fraction form
    767,560.48/1,150,643.76 = 268,652.32/x
  3. Step 3: Cross multiply
    767,560.48x = 1,150,643.76 × 268,652.32
  4. Step 4: Simplify right side
    767,560.48x = 309,123,115,617.52
  5. Step 5: Solve for x
    x = 309,123,115,617.52/767,560.48
  6. Step 6: Final answer
    x = 402,734.54

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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.