Home / 829,164.60-1,243,746.90-296,727.30

Finding the Fourth Proportional to 829,164.60, 1,243,746.90 and 296,727.30

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Solution

The fourth proportional to 829,164.60, 1,243,746.90 and 296,727.30 is: 445,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,164.60 : 1,243,746.90 = 296,727.30 : x
  2. Step 2: Convert to fraction form
    829,164.60/1,243,746.90 = 296,727.30/x
  3. Step 3: Cross multiply
    829,164.60x = 1,243,746.90 × 296,727.30
  4. Step 4: Simplify right side
    829,164.60x = 369,053,659,520.37
  5. Step 5: Solve for x
    x = 369,053,659,520.37/829,164.60
  6. Step 6: Final answer
    x = 445,090.95

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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.