Home / 397,984.56-597,006.23-113,699.18

Finding the Fourth Proportional to 397,984.56, 597,006.23 and 113,699.18

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Solution

The fourth proportional to 397,984.56, 597,006.23 and 113,699.18 is: 170,557.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,984.56 : 597,006.23 = 113,699.18 : x
  2. Step 2: Convert to fraction form
    397,984.56/597,006.23 = 113,699.18/x
  3. Step 3: Cross multiply
    397,984.56x = 597,006.23 × 113,699.18
  4. Step 4: Simplify right side
    397,984.56x = 67,879,115,252.36
  5. Step 5: Solve for x
    x = 67,879,115,252.36/397,984.56
  6. Step 6: Final answer
    x = 170,557.16

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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.