Home / 309,680.01-464,566.19-109,983.62

Finding the Fourth Proportional to 309,680.01, 464,566.19 and 109,983.62

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Solution

The fourth proportional to 309,680.01, 464,566.19 and 109,983.62 is: 164,991.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,680.01 : 464,566.19 = 109,983.62 : x
  2. Step 2: Convert to fraction form
    309,680.01/464,566.19 = 109,983.62/x
  3. Step 3: Cross multiply
    309,680.01x = 464,566.19 × 109,983.62
  4. Step 4: Simplify right side
    309,680.01x = 51,094,671,917.31
  5. Step 5: Solve for x
    x = 51,094,671,917.31/309,680.01
  6. Step 6: Final answer
    x = 164,991.83

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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.