Home / 852,937.60-1,279,579.20-292,028.80

Finding the Fourth Proportional to 852,937.60, 1,279,579.20 and 292,028.80

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Solution

The fourth proportional to 852,937.60, 1,279,579.20 and 292,028.80 is: 438,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,937.60 : 1,279,579.20 = 292,028.80 : x
  2. Step 2: Convert to fraction form
    852,937.60/1,279,579.20 = 292,028.80/x
  3. Step 3: Cross multiply
    852,937.60x = 1,279,579.20 × 292,028.80
  4. Step 4: Simplify right side
    852,937.60x = 373,673,978,280.96
  5. Step 5: Solve for x
    x = 373,673,978,280.96/852,937.60
  6. Step 6: Final answer
    x = 438,102.36

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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.