Home / 836,589.96-1,254,330.18-304,047.72

Finding the Fourth Proportional to 836,589.96, 1,254,330.18 and 304,047.72

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Solution

The fourth proportional to 836,589.96, 1,254,330.18 and 304,047.72 is: 455,869.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,589.96 : 1,254,330.18 = 304,047.72 : x
  2. Step 2: Convert to fraction form
    836,589.96/1,254,330.18 = 304,047.72/x
  3. Step 3: Cross multiply
    836,589.96x = 1,254,330.18 × 304,047.72
  4. Step 4: Simplify right side
    836,589.96x = 381,376,231,356.19
  5. Step 5: Solve for x
    x = 381,376,231,356.19/836,589.96
  6. Step 6: Final answer
    x = 455,869.96

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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.