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Finding the Fourth Proportional to 884,448.75, 1,326,687.53 and 253,360.11

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Solution

The fourth proportional to 884,448.75, 1,326,687.53 and 253,360.11 is: 380,044.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,448.75 : 1,326,687.53 = 253,360.11 : x
  2. Step 2: Convert to fraction form
    884,448.75/1,326,687.53 = 253,360.11/x
  3. Step 3: Cross multiply
    884,448.75x = 1,326,687.53 × 253,360.11
  4. Step 4: Simplify right side
    884,448.75x = 336,129,697,269.63
  5. Step 5: Solve for x
    x = 336,129,697,269.63/884,448.75
  6. Step 6: Final answer
    x = 380,044.29

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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.