Home / 397,450.80-596,176.20-113,140.80

Finding the Fourth Proportional to 397,450.80, 596,176.20 and 113,140.80

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Solution

The fourth proportional to 397,450.80, 596,176.20 and 113,140.80 is: 169,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,450.80 : 596,176.20 = 113,140.80 : x
  2. Step 2: Convert to fraction form
    397,450.80/596,176.20 = 113,140.80/x
  3. Step 3: Cross multiply
    397,450.80x = 596,176.20 × 113,140.80
  4. Step 4: Simplify right side
    397,450.80x = 67,451,852,208.96
  5. Step 5: Solve for x
    x = 67,451,852,208.96/397,450.80
  6. Step 6: Final answer
    x = 169,711.20

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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.