Home / 555,011.20-832,006.50-199,938.39

Finding the Fourth Proportional to 555,011.20, 832,006.50 and 199,938.39

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Solution

The fourth proportional to 555,011.20, 832,006.50 and 199,938.39 is: 299,723.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,011.20 : 832,006.50 = 199,938.39 : x
  2. Step 2: Convert to fraction form
    555,011.20/832,006.50 = 199,938.39/x
  3. Step 3: Cross multiply
    555,011.20x = 832,006.50 × 199,938.39
  4. Step 4: Simplify right side
    555,011.20x = 166,350,035,919.50
  5. Step 5: Solve for x
    x = 166,350,035,919.50/555,011.20
  6. Step 6: Final answer
    x = 299,723.75

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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.