Home / 412,552.02-618,828.60-113,035.20

Finding the Fourth Proportional to 412,552.02, 618,828.60 and 113,035.20

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Solution

The fourth proportional to 412,552.02, 618,828.60 and 113,035.20 is: 169,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,552.02 : 618,828.60 = 113,035.20 : x
  2. Step 2: Convert to fraction form
    412,552.02/618,828.60 = 113,035.20/x
  3. Step 3: Cross multiply
    412,552.02x = 618,828.60 × 113,035.20
  4. Step 4: Simplify right side
    412,552.02x = 69,949,414,566.72
  5. Step 5: Solve for x
    x = 69,949,414,566.72/412,552.02
  6. Step 6: Final answer
    x = 169,552.96

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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.