Home / 299,740.30-449,569.41-100,056.13

Finding the Fourth Proportional to 299,740.30, 449,569.41 and 100,056.13

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Solution

The fourth proportional to 299,740.30, 449,569.41 and 100,056.13 is: 150,070.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,740.30 : 449,569.41 = 100,056.13 : x
  2. Step 2: Convert to fraction form
    299,740.30/449,569.41 = 100,056.13/x
  3. Step 3: Cross multiply
    299,740.30x = 449,569.41 × 100,056.13
  4. Step 4: Simplify right side
    299,740.30x = 44,982,175,330.98
  5. Step 5: Solve for x
    x = 44,982,175,330.98/299,740.30
  6. Step 6: Final answer
    x = 150,070.50

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1.5x scale

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.