Home / 846,472.32-1,269,227.04-654,278.64

Finding the Fourth Proportional to 846,472.32, 1,269,227.04 and 654,278.64

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Solution

The fourth proportional to 846,472.32, 1,269,227.04 and 654,278.64 is: 981,045.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,472.32 : 1,269,227.04 = 654,278.64 : x
  2. Step 2: Convert to fraction form
    846,472.32/1,269,227.04 = 654,278.64/x
  3. Step 3: Cross multiply
    846,472.32x = 1,269,227.04 × 654,278.64
  4. Step 4: Simplify right side
    846,472.32x = 830,428,141,582.43
  5. Step 5: Solve for x
    x = 830,428,141,582.43/846,472.32
  6. Step 6: Final answer
    x = 981,045.83

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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.