Home / 444,328.18-613,170.32-240,378.46

Finding the Fourth Proportional to 444,328.18, 613,170.32 and 240,378.46

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Solution

The fourth proportional to 444,328.18, 613,170.32 and 240,378.46 is: 331,720.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,328.18 : 613,170.32 = 240,378.46 : x
  2. Step 2: Convert to fraction form
    444,328.18/613,170.32 = 240,378.46/x
  3. Step 3: Cross multiply
    444,328.18x = 613,170.32 × 240,378.46
  4. Step 4: Simplify right side
    444,328.18x = 147,392,937,239.31
  5. Step 5: Solve for x
    x = 147,392,937,239.31/444,328.18
  6. Step 6: Final answer
    x = 331,720.89

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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.