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Finding the Fourth Proportional to 295,673.04, 443,825.40 and 127,276.80

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Solution

The fourth proportional to 295,673.04, 443,825.40 and 127,276.80 is: 191,051.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,673.04 : 443,825.40 = 127,276.80 : x
  2. Step 2: Convert to fraction form
    295,673.04/443,825.40 = 127,276.80/x
  3. Step 3: Cross multiply
    295,673.04x = 443,825.40 × 127,276.80
  4. Step 4: Simplify right side
    295,673.04x = 56,488,676,670.72
  5. Step 5: Solve for x
    x = 56,488,676,670.72/295,673.04
  6. Step 6: Final answer
    x = 191,051.16

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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.