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Finding the Fourth Proportional to 283,323.60, 424,788.60 and 125,466

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Solution

The fourth proportional to 283,323.60, 424,788.60 and 125,466 is: 188,111.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,323.60 : 424,788.60 = 125,466 : x
  2. Step 2: Convert to fraction form
    283,323.60/424,788.60 = 125,466/x
  3. Step 3: Cross multiply
    283,323.60x = 424,788.60 × 125,466
  4. Step 4: Simplify right side
    283,323.60x = 53,296,526,487.60
  5. Step 5: Solve for x
    x = 53,296,526,487.60/283,323.60
  6. Step 6: Final answer
    x = 188,111.85

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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.