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Finding the Fourth Proportional to 293,594.28, 405,162.18 and 159,458.28

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Solution

The fourth proportional to 293,594.28, 405,162.18 and 159,458.28 is: 220,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,594.28 : 405,162.18 = 159,458.28 : x
  2. Step 2: Convert to fraction form
    293,594.28/405,162.18 = 159,458.28/x
  3. Step 3: Cross multiply
    293,594.28x = 405,162.18 × 159,458.28
  4. Step 4: Simplify right side
    293,594.28x = 64,606,464,343.85
  5. Step 5: Solve for x
    x = 64,606,464,343.85/293,594.28
  6. Step 6: Final answer
    x = 220,053.55

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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.