Home / 454,799.88-682,269.99-155,210.34

Finding the Fourth Proportional to 454,799.88, 682,269.99 and 155,210.34

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Solution

The fourth proportional to 454,799.88, 682,269.99 and 155,210.34 is: 232,839.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,799.88 : 682,269.99 = 155,210.34 : x
  2. Step 2: Convert to fraction form
    454,799.88/682,269.99 = 155,210.34/x
  3. Step 3: Cross multiply
    454,799.88x = 682,269.99 × 155,210.34
  4. Step 4: Simplify right side
    454,799.88x = 105,895,357,119.70
  5. Step 5: Solve for x
    x = 105,895,357,119.70/454,799.88
  6. Step 6: Final answer
    x = 232,839.46

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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.