Home / 300,946.91-451,289.13-113,827.19

Finding the Fourth Proportional to 300,946.91, 451,289.13 and 113,827.19

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Solution

The fourth proportional to 300,946.91, 451,289.13 and 113,827.19 is: 170,691.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,946.91 : 451,289.13 = 113,827.19 : x
  2. Step 2: Convert to fraction form
    300,946.91/451,289.13 = 113,827.19/x
  3. Step 3: Cross multiply
    300,946.91x = 451,289.13 × 113,827.19
  4. Step 4: Simplify right side
    300,946.91x = 51,368,971,848.09
  5. Step 5: Solve for x
    x = 51,368,971,848.09/300,946.91
  6. Step 6: Final answer
    x = 170,691.14

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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.