Home / 765,062.28-1,147,724.64-232,636.32

Finding the Fourth Proportional to 765,062.28, 1,147,724.64 and 232,636.32

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Solution

The fourth proportional to 765,062.28, 1,147,724.64 and 232,636.32 is: 348,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,062.28 : 1,147,724.64 = 232,636.32 : x
  2. Step 2: Convert to fraction form
    765,062.28/1,147,724.64 = 232,636.32/x
  3. Step 3: Cross multiply
    765,062.28x = 1,147,724.64 × 232,636.32
  4. Step 4: Simplify right side
    765,062.28x = 267,002,436,622.93
  5. Step 5: Solve for x
    x = 267,002,436,622.93/765,062.28
  6. Step 6: Final answer
    x = 348,994.38

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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.