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Finding the Fourth Proportional to 344,682.32, 516,810.36 and 134,073.68

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Solution

The fourth proportional to 344,682.32, 516,810.36 and 134,073.68 is: 201,027.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,682.32 : 516,810.36 = 134,073.68 : x
  2. Step 2: Convert to fraction form
    344,682.32/516,810.36 = 134,073.68/x
  3. Step 3: Cross multiply
    344,682.32x = 516,810.36 × 134,073.68
  4. Step 4: Simplify right side
    344,682.32x = 69,290,666,827.32
  5. Step 5: Solve for x
    x = 69,290,666,827.32/344,682.32
  6. Step 6: Final answer
    x = 201,027.62

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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.