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Finding the Fourth Proportional to 295,671.12, 443,500.20 and 127,303.44

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Solution

The fourth proportional to 295,671.12, 443,500.20 and 127,303.44 is: 190,952.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,671.12 : 443,500.20 = 127,303.44 : x
  2. Step 2: Convert to fraction form
    295,671.12/443,500.20 = 127,303.44/x
  3. Step 3: Cross multiply
    295,671.12x = 443,500.20 × 127,303.44
  4. Step 4: Simplify right side
    295,671.12x = 56,459,101,100.69
  5. Step 5: Solve for x
    x = 56,459,101,100.69/295,671.12
  6. Step 6: Final answer
    x = 190,952.37

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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.