Home / 282,985.88-424,376.04-154,997.18

Finding the Fourth Proportional to 282,985.88, 424,376.04 and 154,997.18

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Solution

The fourth proportional to 282,985.88, 424,376.04 and 154,997.18 is: 232,439.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,985.88 : 424,376.04 = 154,997.18 : x
  2. Step 2: Convert to fraction form
    282,985.88/424,376.04 = 154,997.18/x
  3. Step 3: Cross multiply
    282,985.88x = 424,376.04 × 154,997.18
  4. Step 4: Simplify right side
    282,985.88x = 65,777,087,337.69
  5. Step 5: Solve for x
    x = 65,777,087,337.69/282,985.88
  6. Step 6: Final answer
    x = 232,439.47

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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.