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Finding the Fourth Proportional to 448,214.92, 618,518.54 and 244,261.49

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Solution

The fourth proportional to 448,214.92, 618,518.54 and 244,261.49 is: 337,071.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,214.92 : 618,518.54 = 244,261.49 : x
  2. Step 2: Convert to fraction form
    448,214.92/618,518.54 = 244,261.49/x
  3. Step 3: Cross multiply
    448,214.92x = 618,518.54 × 244,261.49
  4. Step 4: Simplify right side
    448,214.92x = 151,080,258,904.37
  5. Step 5: Solve for x
    x = 151,080,258,904.37/448,214.92
  6. Step 6: Final answer
    x = 337,071.02

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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.