Home / 293,722.20-405,336.60-159,586.20

Finding the Fourth Proportional to 293,722.20, 405,336.60 and 159,586.20

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Solution

The fourth proportional to 293,722.20, 405,336.60 and 159,586.20 is: 220,228.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,722.20 : 405,336.60 = 159,586.20 : x
  2. Step 2: Convert to fraction form
    293,722.20/405,336.60 = 159,586.20/x
  3. Step 3: Cross multiply
    293,722.20x = 405,336.60 × 159,586.20
  4. Step 4: Simplify right side
    293,722.20x = 64,686,127,714.92
  5. Step 5: Solve for x
    x = 64,686,127,714.92/293,722.20
  6. Step 6: Final answer
    x = 220,228.94

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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.