Home / 309,418.02-464,558.18-159,766.29

Finding the Fourth Proportional to 309,418.02, 464,558.18 and 159,766.29

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Solution

The fourth proportional to 309,418.02, 464,558.18 and 159,766.29 is: 239,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,418.02 : 464,558.18 = 159,766.29 : x
  2. Step 2: Convert to fraction form
    309,418.02/464,558.18 = 159,766.29/x
  3. Step 3: Cross multiply
    309,418.02x = 464,558.18 × 159,766.29
  4. Step 4: Simplify right side
    309,418.02x = 74,220,736,108.92
  5. Step 5: Solve for x
    x = 74,220,736,108.92/309,418.02
  6. Step 6: Final answer
    x = 239,872.05

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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.