Home / 844,731.36-1,165,812.80-482,209.76

Finding the Fourth Proportional to 844,731.36, 1,165,812.80 and 482,209.76

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Solution

The fourth proportional to 844,731.36, 1,165,812.80 and 482,209.76 is: 665,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,731.36 : 1,165,812.80 = 482,209.76 : x
  2. Step 2: Convert to fraction form
    844,731.36/1,165,812.80 = 482,209.76/x
  3. Step 3: Cross multiply
    844,731.36x = 1,165,812.80 × 482,209.76
  4. Step 4: Simplify right side
    844,731.36x = 562,166,310,492.93
  5. Step 5: Solve for x
    x = 562,166,310,492.93/844,731.36
  6. Step 6: Final answer
    x = 665,497.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.