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Finding the Fourth Proportional to 444,457.39, 613,352.81 and 240,508.30

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Solution

The fourth proportional to 444,457.39, 613,352.81 and 240,508.30 is: 331,902.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,457.39 : 613,352.81 = 240,508.30 : x
  2. Step 2: Convert to fraction form
    444,457.39/613,352.81 = 240,508.30/x
  3. Step 3: Cross multiply
    444,457.39x = 613,352.81 × 240,508.30
  4. Step 4: Simplify right side
    444,457.39x = 147,516,441,633.32
  5. Step 5: Solve for x
    x = 147,516,441,633.32/444,457.39
  6. Step 6: Final answer
    x = 331,902.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.