Home / 884,305.13-1,326,738.06-315,674.03

Finding the Fourth Proportional to 884,305.13, 1,326,738.06 and 315,674.03

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Solution

The fourth proportional to 884,305.13, 1,326,738.06 and 315,674.03 is: 473,611.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,305.13 : 1,326,738.06 = 315,674.03 : x
  2. Step 2: Convert to fraction form
    884,305.13/1,326,738.06 = 315,674.03/x
  3. Step 3: Cross multiply
    884,305.13x = 1,326,738.06 × 315,674.03
  4. Step 4: Simplify right side
    884,305.13x = 418,816,753,471.43
  5. Step 5: Solve for x
    x = 418,816,753,471.43/884,305.13
  6. Step 6: Final answer
    x = 473,611.13

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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.