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Finding the Fourth Proportional to 293,728.32, 440,599.80 and 104,180.22

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Solution

The fourth proportional to 293,728.32, 440,599.80 and 104,180.22 is: 156,272.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,728.32 : 440,599.80 = 104,180.22 : x
  2. Step 2: Convert to fraction form
    293,728.32/440,599.80 = 104,180.22/x
  3. Step 3: Cross multiply
    293,728.32x = 440,599.80 × 104,180.22
  4. Step 4: Simplify right side
    293,728.32x = 45,901,784,095.96
  5. Step 5: Solve for x
    x = 45,901,784,095.96/293,728.32
  6. Step 6: Final answer
    x = 156,272.93

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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.