Home / 295,526.20-443,567.70-155,385.40

Finding the Fourth Proportional to 295,526.20, 443,567.70 and 155,385.40

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Solution

The fourth proportional to 295,526.20, 443,567.70 and 155,385.40 is: 233,224.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,526.20 : 443,567.70 = 155,385.40 : x
  2. Step 2: Convert to fraction form
    295,526.20/443,567.70 = 155,385.40/x
  3. Step 3: Cross multiply
    295,526.20x = 443,567.70 × 155,385.40
  4. Step 4: Simplify right side
    295,526.20x = 68,923,944,491.58
  5. Step 5: Solve for x
    x = 68,923,944,491.58/295,526.20
  6. Step 6: Final answer
    x = 233,224.48

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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.