Home / 386,740.24-580,126.05-184,232.20

Finding the Fourth Proportional to 386,740.24, 580,126.05 and 184,232.20

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Solution

The fourth proportional to 386,740.24, 580,126.05 and 184,232.20 is: 276,355.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,740.24 : 580,126.05 = 184,232.20 : x
  2. Step 2: Convert to fraction form
    386,740.24/580,126.05 = 184,232.20/x
  3. Step 3: Cross multiply
    386,740.24x = 580,126.05 × 184,232.20
  4. Step 4: Simplify right side
    386,740.24x = 106,877,899,458.55
  5. Step 5: Solve for x
    x = 106,877,899,458.55/386,740.24
  6. Step 6: Final answer
    x = 276,355.78

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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.