Home / 307,934.90-461,902.35-293,500.70

Finding the Fourth Proportional to 307,934.90, 461,902.35 and 293,500.70

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Solution

The fourth proportional to 307,934.90, 461,902.35 and 293,500.70 is: 440,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,934.90 : 461,902.35 = 293,500.70 : x
  2. Step 2: Convert to fraction form
    307,934.90/461,902.35 = 293,500.70/x
  3. Step 3: Cross multiply
    307,934.90x = 461,902.35 × 293,500.70
  4. Step 4: Simplify right side
    307,934.90x = 135,568,663,056.65
  5. Step 5: Solve for x
    x = 135,568,663,056.65/307,934.90
  6. Step 6: Final answer
    x = 440,251.05

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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.