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Finding the Fourth Proportional to 374,191.62, 516,383.55 and 204,426.96

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Solution

The fourth proportional to 374,191.62, 516,383.55 and 204,426.96 is: 282,108.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,191.62 : 516,383.55 = 204,426.96 : x
  2. Step 2: Convert to fraction form
    374,191.62/516,383.55 = 204,426.96/x
  3. Step 3: Cross multiply
    374,191.62x = 516,383.55 × 204,426.96
  4. Step 4: Simplify right side
    374,191.62x = 105,562,717,384.07
  5. Step 5: Solve for x
    x = 105,562,717,384.07/374,191.62
  6. Step 6: Final answer
    x = 282,108.72

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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.