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Finding the Fourth Proportional to 444,298.74, 613,130.41 and 240,349.15

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Solution

The fourth proportional to 444,298.74, 613,130.41 and 240,349.15 is: 331,680.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,298.74 : 613,130.41 = 240,349.15 : x
  2. Step 2: Convert to fraction form
    444,298.74/613,130.41 = 240,349.15/x
  3. Step 3: Cross multiply
    444,298.74x = 613,130.41 × 240,349.15
  4. Step 4: Simplify right side
    444,298.74x = 147,365,372,281.78
  5. Step 5: Solve for x
    x = 147,365,372,281.78/444,298.74
  6. Step 6: Final answer
    x = 331,680.82

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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.