Home / 292,273.13-438,422.45-92,608.23

Finding the Fourth Proportional to 292,273.13, 438,422.45 and 92,608.23

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Solution

The fourth proportional to 292,273.13, 438,422.45 and 92,608.23 is: 138,916.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,273.13 : 438,422.45 = 92,608.23 : x
  2. Step 2: Convert to fraction form
    292,273.13/438,422.45 = 92,608.23/x
  3. Step 3: Cross multiply
    292,273.13x = 438,422.45 × 92,608.23
  4. Step 4: Simplify right side
    292,273.13x = 40,601,526,623.72
  5. Step 5: Solve for x
    x = 40,601,526,623.72/292,273.13
  6. Step 6: Final answer
    x = 138,916.39

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1.5x scale

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.