Home / 299,019.10-448,787.79-156,964.80

Finding the Fourth Proportional to 299,019.10, 448,787.79 and 156,964.80

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Solution

The fourth proportional to 299,019.10, 448,787.79 and 156,964.80 is: 235,583.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,019.10 : 448,787.79 = 156,964.80 : x
  2. Step 2: Convert to fraction form
    299,019.10/448,787.79 = 156,964.80/x
  3. Step 3: Cross multiply
    299,019.10x = 448,787.79 × 156,964.80
  4. Step 4: Simplify right side
    299,019.10x = 70,443,885,699.79
  5. Step 5: Solve for x
    x = 70,443,885,699.79/299,019.10
  6. Step 6: Final answer
    x = 235,583.23

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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.