Home / 767,025.32-1,151,056.38-268,393.64

Finding the Fourth Proportional to 767,025.32, 1,151,056.38 and 268,393.64

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Solution

The fourth proportional to 767,025.32, 1,151,056.38 and 268,393.64 is: 402,771.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,025.32 : 1,151,056.38 = 268,393.64 : x
  2. Step 2: Convert to fraction form
    767,025.32/1,151,056.38 = 268,393.64/x
  3. Step 3: Cross multiply
    767,025.32x = 1,151,056.38 × 268,393.64
  4. Step 4: Simplify right side
    767,025.32x = 308,936,211,673.42
  5. Step 5: Solve for x
    x = 308,936,211,673.42/767,025.32
  6. Step 6: Final answer
    x = 402,771.86

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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.