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Finding the Fourth Proportional to 293,048.56, 439,639.16 and 93,380.32

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Solution

The fourth proportional to 293,048.56, 439,639.16 and 93,380.32 is: 140,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,048.56 : 439,639.16 = 93,380.32 : x
  2. Step 2: Convert to fraction form
    293,048.56/439,639.16 = 93,380.32/x
  3. Step 3: Cross multiply
    293,048.56x = 439,639.16 × 93,380.32
  4. Step 4: Simplify right side
    293,048.56x = 41,053,645,445.33
  5. Step 5: Solve for x
    x = 41,053,645,445.33/293,048.56
  6. Step 6: Final answer
    x = 140,091.61

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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.