Home / 397,455.31-596,169.27-113,147.60

Finding the Fourth Proportional to 397,455.31, 596,169.27 and 113,147.60

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Solution

The fourth proportional to 397,455.31, 596,169.27 and 113,147.60 is: 169,717.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,455.31 : 596,169.27 = 113,147.60 : x
  2. Step 2: Convert to fraction form
    397,455.31/596,169.27 = 113,147.60/x
  3. Step 3: Cross multiply
    397,455.31x = 596,169.27 × 113,147.60
  4. Step 4: Simplify right side
    397,455.31x = 67,455,122,094.25
  5. Step 5: Solve for x
    x = 67,455,122,094.25/397,455.31
  6. Step 6: Final answer
    x = 169,717.50

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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.