Home / 777,261.54-1,165,892.31-303,614.76

Finding the Fourth Proportional to 777,261.54, 1,165,892.31 and 303,614.76

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Solution

The fourth proportional to 777,261.54, 1,165,892.31 and 303,614.76 is: 455,422.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,261.54 : 1,165,892.31 = 303,614.76 : x
  2. Step 2: Convert to fraction form
    777,261.54/1,165,892.31 = 303,614.76/x
  3. Step 3: Cross multiply
    777,261.54x = 1,165,892.31 × 303,614.76
  4. Step 4: Simplify right side
    777,261.54x = 353,982,113,886.50
  5. Step 5: Solve for x
    x = 353,982,113,886.50/777,261.54
  6. Step 6: Final answer
    x = 455,422.14

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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.