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Finding the Fourth Proportional to 295,807.90, 443,452.65 and 177,526.30

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Solution

The fourth proportional to 295,807.90, 443,452.65 and 177,526.30 is: 266,133.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,807.90 : 443,452.65 = 177,526.30 : x
  2. Step 2: Convert to fraction form
    295,807.90/443,452.65 = 177,526.30/x
  3. Step 3: Cross multiply
    295,807.90x = 443,452.65 × 177,526.30
  4. Step 4: Simplify right side
    295,807.90x = 78,724,508,179.70
  5. Step 5: Solve for x
    x = 78,724,508,179.70/295,807.90
  6. Step 6: Final answer
    x = 266,133.89

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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.