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Finding the Fourth Proportional to 397,059.90, 595,588.33 and 112,750.46

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Solution

The fourth proportional to 397,059.90, 595,588.33 and 112,750.46 is: 169,125.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,059.90 : 595,588.33 = 112,750.46 : x
  2. Step 2: Convert to fraction form
    397,059.90/595,588.33 = 112,750.46/x
  3. Step 3: Cross multiply
    397,059.90x = 595,588.33 × 112,750.46
  4. Step 4: Simplify right side
    397,059.90x = 67,152,854,918.31
  5. Step 5: Solve for x
    x = 67,152,854,918.31/397,059.90
  6. Step 6: Final answer
    x = 169,125.25

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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.