Home / 649,019.80-973,507.83-293,785.39

Finding the Fourth Proportional to 649,019.80, 973,507.83 and 293,785.39

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Solution

The fourth proportional to 649,019.80, 973,507.83 and 293,785.39 is: 440,668.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,019.80 : 973,507.83 = 293,785.39 : x
  2. Step 2: Convert to fraction form
    649,019.80/973,507.83 = 293,785.39/x
  3. Step 3: Cross multiply
    649,019.80x = 973,507.83 × 293,785.39
  4. Step 4: Simplify right side
    649,019.80x = 286,002,377,504.60
  5. Step 5: Solve for x
    x = 286,002,377,504.60/649,019.80
  6. Step 6: Final answer
    x = 440,668.19

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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.