Home / 424,581.84-636,971.16-187,926.54

Finding the Fourth Proportional to 424,581.84, 636,971.16 and 187,926.54

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Solution

The fourth proportional to 424,581.84, 636,971.16 and 187,926.54 is: 281,933.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,581.84 : 636,971.16 = 187,926.54 : x
  2. Step 2: Convert to fraction form
    424,581.84/636,971.16 = 187,926.54/x
  3. Step 3: Cross multiply
    424,581.84x = 636,971.16 × 187,926.54
  4. Step 4: Simplify right side
    424,581.84x = 119,703,786,178.59
  5. Step 5: Solve for x
    x = 119,703,786,178.59/424,581.84
  6. Step 6: Final answer
    x = 281,933.36

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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.