Home / 397,645.18-596,283.45-148,260.22

Finding the Fourth Proportional to 397,645.18, 596,283.45 and 148,260.22

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Solution

The fourth proportional to 397,645.18, 596,283.45 and 148,260.22 is: 222,321.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,645.18 : 596,283.45 = 148,260.22 : x
  2. Step 2: Convert to fraction form
    397,645.18/596,283.45 = 148,260.22/x
  3. Step 3: Cross multiply
    397,645.18x = 596,283.45 × 148,260.22
  4. Step 4: Simplify right side
    397,645.18x = 88,405,115,479.36
  5. Step 5: Solve for x
    x = 88,405,115,479.36/397,645.18
  6. Step 6: Final answer
    x = 222,321.61

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1.5x scale

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.