Home / 284,824.44-427,446.90-135,065.22

Finding the Fourth Proportional to 284,824.44, 427,446.90 and 135,065.22

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Solution

The fourth proportional to 284,824.44, 427,446.90 and 135,065.22 is: 202,697.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,824.44 : 427,446.90 = 135,065.22 : x
  2. Step 2: Convert to fraction form
    284,824.44/427,446.90 = 135,065.22/x
  3. Step 3: Cross multiply
    284,824.44x = 427,446.90 × 135,065.22
  4. Step 4: Simplify right side
    284,824.44x = 57,733,209,586.82
  5. Step 5: Solve for x
    x = 57,733,209,586.82/284,824.44
  6. Step 6: Final answer
    x = 202,697.53

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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.