Home / 292,285.14-438,440.46-92,620.25

Finding the Fourth Proportional to 292,285.14, 438,440.46 and 92,620.25

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Solution

The fourth proportional to 292,285.14, 438,440.46 and 92,620.25 is: 138,934.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,285.14 : 438,440.46 = 92,620.25 : x
  2. Step 2: Convert to fraction form
    292,285.14/438,440.46 = 92,620.25/x
  3. Step 3: Cross multiply
    292,285.14x = 438,440.46 × 92,620.25
  4. Step 4: Simplify right side
    292,285.14x = 40,608,465,015.32
  5. Step 5: Solve for x
    x = 40,608,465,015.32/292,285.14
  6. Step 6: Final answer
    x = 138,934.42

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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.