Home / 494,985.47-683,080.29-268,630.97

Finding the Fourth Proportional to 494,985.47, 683,080.29 and 268,630.97

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Solution

The fourth proportional to 494,985.47, 683,080.29 and 268,630.97 is: 370,710.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,985.47 : 683,080.29 = 268,630.97 : x
  2. Step 2: Convert to fraction form
    494,985.47/683,080.29 = 268,630.97/x
  3. Step 3: Cross multiply
    494,985.47x = 683,080.29 × 268,630.97
  4. Step 4: Simplify right side
    494,985.47x = 183,496,517,475.18
  5. Step 5: Solve for x
    x = 183,496,517,475.18/494,985.47
  6. Step 6: Final answer
    x = 370,710.92

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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.