Home / 906,222.21-1,359,245.43-275,141.49

Finding the Fourth Proportional to 906,222.21, 1,359,245.43 and 275,141.49

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Solution

The fourth proportional to 906,222.21, 1,359,245.43 and 275,141.49 is: 412,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,222.21 : 1,359,245.43 = 275,141.49 : x
  2. Step 2: Convert to fraction form
    906,222.21/1,359,245.43 = 275,141.49/x
  3. Step 3: Cross multiply
    906,222.21x = 1,359,245.43 × 275,141.49
  4. Step 4: Simplify right side
    906,222.21x = 373,984,812,885.89
  5. Step 5: Solve for x
    x = 373,984,812,885.89/906,222.21
  6. Step 6: Final answer
    x = 412,685.55

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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.