Home / 877,474.38-1,316,322.31-301,209.96

Finding the Fourth Proportional to 877,474.38, 1,316,322.31 and 301,209.96

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Solution

The fourth proportional to 877,474.38, 1,316,322.31 and 301,209.96 is: 451,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,474.38 : 1,316,322.31 = 301,209.96 : x
  2. Step 2: Convert to fraction form
    877,474.38/1,316,322.31 = 301,209.96/x
  3. Step 3: Cross multiply
    877,474.38x = 1,316,322.31 × 301,209.96
  4. Step 4: Simplify right side
    877,474.38x = 396,489,389,589.18
  5. Step 5: Solve for x
    x = 396,489,389,589.18/877,474.38
  6. Step 6: Final answer
    x = 451,852.95

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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.