Home / 723,167.57-1,084,909.98-273,891.76

Finding the Fourth Proportional to 723,167.57, 1,084,909.98 and 273,891.76

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Solution

The fourth proportional to 723,167.57, 1,084,909.98 and 273,891.76 is: 410,897.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,167.57 : 1,084,909.98 = 273,891.76 : x
  2. Step 2: Convert to fraction form
    723,167.57/1,084,909.98 = 273,891.76/x
  3. Step 3: Cross multiply
    723,167.57x = 1,084,909.98 × 273,891.76
  4. Step 4: Simplify right side
    723,167.57x = 297,147,903,863.77
  5. Step 5: Solve for x
    x = 297,147,903,863.77/723,167.57
  6. Step 6: Final answer
    x = 410,897.72

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1.5x scale

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.