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Finding the Fourth Proportional to 273,003.80, 408,521.55 and 184,430.30

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Solution

The fourth proportional to 273,003.80, 408,521.55 and 184,430.30 is: 275,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,003.80 : 408,521.55 = 184,430.30 : x
  2. Step 2: Convert to fraction form
    273,003.80/408,521.55 = 184,430.30/x
  3. Step 3: Cross multiply
    273,003.80x = 408,521.55 × 184,430.30
  4. Step 4: Simplify right side
    273,003.80x = 75,343,752,022.97
  5. Step 5: Solve for x
    x = 75,343,752,022.97/273,003.80
  6. Step 6: Final answer
    x = 275,980.60

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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.