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Finding the Fourth Proportional to 434,674.44, 599,879.52 and 243,700.20

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Solution

The fourth proportional to 434,674.44, 599,879.52 and 243,700.20 is: 336,322.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,674.44 : 599,879.52 = 243,700.20 : x
  2. Step 2: Convert to fraction form
    434,674.44/599,879.52 = 243,700.20/x
  3. Step 3: Cross multiply
    434,674.44x = 599,879.52 × 243,700.20
  4. Step 4: Simplify right side
    434,674.44x = 146,190,758,999.90
  5. Step 5: Solve for x
    x = 146,190,758,999.90/434,674.44
  6. Step 6: Final answer
    x = 336,322.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.