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Finding the Fourth Proportional to 220,674.32, 303,950.48 and 169,589.24

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Solution

The fourth proportional to 220,674.32, 303,950.48 and 169,589.24 is: 233,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,674.32 : 303,950.48 = 169,589.24 : x
  2. Step 2: Convert to fraction form
    220,674.32/303,950.48 = 169,589.24/x
  3. Step 3: Cross multiply
    220,674.32x = 303,950.48 × 169,589.24
  4. Step 4: Simplify right side
    220,674.32x = 51,546,731,382.67
  5. Step 5: Solve for x
    x = 51,546,731,382.67/220,674.32
  6. Step 6: Final answer
    x = 233,587.35

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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.