Home / 288,922.60-433,254.30-131,069.80

Finding the Fourth Proportional to 288,922.60, 433,254.30 and 131,069.80

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Solution

The fourth proportional to 288,922.60, 433,254.30 and 131,069.80 is: 196,545.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,922.60 : 433,254.30 = 131,069.80 : x
  2. Step 2: Convert to fraction form
    288,922.60/433,254.30 = 131,069.80/x
  3. Step 3: Cross multiply
    288,922.60x = 433,254.30 × 131,069.80
  4. Step 4: Simplify right side
    288,922.60x = 56,786,554,450.14
  5. Step 5: Solve for x
    x = 56,786,554,450.14/288,922.60
  6. Step 6: Final answer
    x = 196,545.91

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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.