Home / 799,136.81-1,102,848.17-454,979.56

Finding the Fourth Proportional to 799,136.81, 1,102,848.17 and 454,979.56

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Solution

The fourth proportional to 799,136.81, 1,102,848.17 and 454,979.56 is: 627,894.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,136.81 : 1,102,848.17 = 454,979.56 : x
  2. Step 2: Convert to fraction form
    799,136.81/1,102,848.17 = 454,979.56/x
  3. Step 3: Cross multiply
    799,136.81x = 1,102,848.17 × 454,979.56
  4. Step 4: Simplify right side
    799,136.81x = 501,773,375,133.41
  5. Step 5: Solve for x
    x = 501,773,375,133.41/799,136.81
  6. Step 6: Final answer
    x = 627,894.21

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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.