Home / 727,019.87-1,090,360.24-277,575.71

Finding the Fourth Proportional to 727,019.87, 1,090,360.24 and 277,575.71

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Solution

The fourth proportional to 727,019.87, 1,090,360.24 and 277,575.71 is: 416,298.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,019.87 : 1,090,360.24 = 277,575.71 : x
  2. Step 2: Convert to fraction form
    727,019.87/1,090,360.24 = 277,575.71/x
  3. Step 3: Cross multiply
    727,019.87x = 1,090,360.24 × 277,575.71
  4. Step 4: Simplify right side
    727,019.87x = 302,657,517,773.77
  5. Step 5: Solve for x
    x = 302,657,517,773.77/727,019.87
  6. Step 6: Final answer
    x = 416,298.83

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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.