Home / 328,077.90-492,116.85-222,324.30

Finding the Fourth Proportional to 328,077.90, 492,116.85 and 222,324.30

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Solution

The fourth proportional to 328,077.90, 492,116.85 and 222,324.30 is: 333,486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,077.90 : 492,116.85 = 222,324.30 : x
  2. Step 2: Convert to fraction form
    328,077.90/492,116.85 = 222,324.30/x
  3. Step 3: Cross multiply
    328,077.90x = 492,116.85 × 222,324.30
  4. Step 4: Simplify right side
    328,077.90x = 109,409,534,194.46
  5. Step 5: Solve for x
    x = 109,409,534,194.46/328,077.90
  6. Step 6: Final answer
    x = 333,486.45

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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.