Home / 484,790.12-727,234.85-185,522.41

Finding the Fourth Proportional to 484,790.12, 727,234.85 and 185,522.41

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Solution

The fourth proportional to 484,790.12, 727,234.85 and 185,522.41 is: 278,302.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,790.12 : 727,234.85 = 185,522.41 : x
  2. Step 2: Convert to fraction form
    484,790.12/727,234.85 = 185,522.41/x
  3. Step 3: Cross multiply
    484,790.12x = 727,234.85 × 185,522.41
  4. Step 4: Simplify right side
    484,790.12x = 134,918,360,813.71
  5. Step 5: Solve for x
    x = 134,918,360,813.71/484,790.12
  6. Step 6: Final answer
    x = 278,302.62

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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.