Home / 326,470.20-490,094.10-184,428.60

Finding the Fourth Proportional to 326,470.20, 490,094.10 and 184,428.60

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Solution

The fourth proportional to 326,470.20, 490,094.10 and 184,428.60 is: 276,862.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,470.20 : 490,094.10 = 184,428.60 : x
  2. Step 2: Convert to fraction form
    326,470.20/490,094.10 = 184,428.60/x
  3. Step 3: Cross multiply
    326,470.20x = 490,094.10 × 184,428.60
  4. Step 4: Simplify right side
    326,470.20x = 90,387,368,731.26
  5. Step 5: Solve for x
    x = 90,387,368,731.26/326,470.20
  6. Step 6: Final answer
    x = 276,862.54

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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.