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Finding the Fourth Proportional to 295,327.90, 443,319.90 and 183,134.80

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Solution

The fourth proportional to 295,327.90, 443,319.90 and 183,134.80 is: 274,905.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,327.90 : 443,319.90 = 183,134.80 : x
  2. Step 2: Convert to fraction form
    295,327.90/443,319.90 = 183,134.80/x
  3. Step 3: Cross multiply
    295,327.90x = 443,319.90 × 183,134.80
  4. Step 4: Simplify right side
    295,327.90x = 81,187,301,222.52
  5. Step 5: Solve for x
    x = 81,187,301,222.52/295,327.90
  6. Step 6: Final answer
    x = 274,905.63

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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.