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Finding the Fourth Proportional to 444,715.48, 613,702.56 and 240,762.64

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Solution

The fourth proportional to 444,715.48, 613,702.56 and 240,762.64 is: 332,249.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,715.48 : 613,702.56 = 240,762.64 : x
  2. Step 2: Convert to fraction form
    444,715.48/613,702.56 = 240,762.64/x
  3. Step 3: Cross multiply
    444,715.48x = 613,702.56 × 240,762.64
  4. Step 4: Simplify right side
    444,715.48x = 147,756,648,520.36
  5. Step 5: Solve for x
    x = 147,756,648,520.36/444,715.48
  6. Step 6: Final answer
    x = 332,249.84

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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.