Home / 996,412.20-1,494,868.62-286,441.50

Finding the Fourth Proportional to 996,412.20, 1,494,868.62 and 286,441.50

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Solution

The fourth proportional to 996,412.20, 1,494,868.62 and 286,441.50 is: 429,734.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,412.20 : 1,494,868.62 = 286,441.50 : x
  2. Step 2: Convert to fraction form
    996,412.20/1,494,868.62 = 286,441.50/x
  3. Step 3: Cross multiply
    996,412.20x = 1,494,868.62 × 286,441.50
  4. Step 4: Simplify right side
    996,412.20x = 428,192,409,815.73
  5. Step 5: Solve for x
    x = 428,192,409,815.73/996,412.20
  6. Step 6: Final answer
    x = 429,734.21

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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.