Home / 295,604.20-443,684.70-155,463.40

Finding the Fourth Proportional to 295,604.20, 443,684.70 and 155,463.40

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Solution

The fourth proportional to 295,604.20, 443,684.70 and 155,463.40 is: 233,341.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,604.20 : 443,684.70 = 155,463.40 : x
  2. Step 2: Convert to fraction form
    295,604.20/443,684.70 = 155,463.40/x
  3. Step 3: Cross multiply
    295,604.20x = 443,684.70 × 155,463.40
  4. Step 4: Simplify right side
    295,604.20x = 68,976,731,989.98
  5. Step 5: Solve for x
    x = 68,976,731,989.98/295,604.20
  6. Step 6: Final answer
    x = 233,341.52

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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.