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Finding the Fourth Proportional to 448,740, 619,272.81 and 244,794.29

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Solution

The fourth proportional to 448,740, 619,272.81 and 244,794.29 is: 337,822.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,740 : 619,272.81 = 244,794.29 : x
  2. Step 2: Convert to fraction form
    448,740/619,272.81 = 244,794.29/x
  3. Step 3: Cross multiply
    448,740x = 619,272.81 × 244,794.29
  4. Step 4: Simplify right side
    448,740x = 151,594,444,743.89
  5. Step 5: Solve for x
    x = 151,594,444,743.89/448,740
  6. Step 6: Final answer
    x = 337,822.45

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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.