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Finding the Fourth Proportional to 262,609.39, 362,397.34 and 147,899.22

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Solution

The fourth proportional to 262,609.39, 362,397.34 and 147,899.22 is: 204,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,609.39 : 362,397.34 = 147,899.22 : x
  2. Step 2: Convert to fraction form
    262,609.39/362,397.34 = 147,899.22/x
  3. Step 3: Cross multiply
    262,609.39x = 362,397.34 × 147,899.22
  4. Step 4: Simplify right side
    262,609.39x = 53,598,282,741.96
  5. Step 5: Solve for x
    x = 53,598,282,741.96/262,609.39
  6. Step 6: Final answer
    x = 204,098.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.