Home / 558,335.28-837,370.44-198,476.40

Finding the Fourth Proportional to 558,335.28, 837,370.44 and 198,476.40

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Solution

The fourth proportional to 558,335.28, 837,370.44 and 198,476.40 is: 297,667.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,335.28 : 837,370.44 = 198,476.40 : x
  2. Step 2: Convert to fraction form
    558,335.28/837,370.44 = 198,476.40/x
  3. Step 3: Cross multiply
    558,335.28x = 837,370.44 × 198,476.40
  4. Step 4: Simplify right side
    558,335.28x = 166,198,270,397.62
  5. Step 5: Solve for x
    x = 166,198,270,397.62/558,335.28
  6. Step 6: Final answer
    x = 297,667.51

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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.