Home / 809,269.38-1,214,060.13-310,594.50

Finding the Fourth Proportional to 809,269.38, 1,214,060.13 and 310,594.50

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Solution

The fourth proportional to 809,269.38, 1,214,060.13 and 310,594.50 is: 465,951.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,269.38 : 1,214,060.13 = 310,594.50 : x
  2. Step 2: Convert to fraction form
    809,269.38/1,214,060.13 = 310,594.50/x
  3. Step 3: Cross multiply
    809,269.38x = 1,214,060.13 × 310,594.50
  4. Step 4: Simplify right side
    809,269.38x = 377,080,399,047.29
  5. Step 5: Solve for x
    x = 377,080,399,047.29/809,269.38
  6. Step 6: Final answer
    x = 465,951.65

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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.