Home / 397,302.20-596,183.70-148,009.40

Finding the Fourth Proportional to 397,302.20, 596,183.70 and 148,009.40

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Solution

The fourth proportional to 397,302.20, 596,183.70 and 148,009.40 is: 222,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,302.20 : 596,183.70 = 148,009.40 : x
  2. Step 2: Convert to fraction form
    397,302.20/596,183.70 = 148,009.40/x
  3. Step 3: Cross multiply
    397,302.20x = 596,183.70 × 148,009.40
  4. Step 4: Simplify right side
    397,302.20x = 88,240,791,726.78
  5. Step 5: Solve for x
    x = 88,240,791,726.78/397,302.20
  6. Step 6: Final answer
    x = 222,099.93

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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.