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Finding the Fourth Proportional to 224,464.80, 336,713.40 and 135,526.80

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Solution

The fourth proportional to 224,464.80, 336,713.40 and 135,526.80 is: 203,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,464.80 : 336,713.40 = 135,526.80 : x
  2. Step 2: Convert to fraction form
    224,464.80/336,713.40 = 135,526.80/x
  3. Step 3: Cross multiply
    224,464.80x = 336,713.40 × 135,526.80
  4. Step 4: Simplify right side
    224,464.80x = 45,633,689,619.12
  5. Step 5: Solve for x
    x = 45,633,689,619.12/224,464.80
  6. Step 6: Final answer
    x = 203,299.98

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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.