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Finding the Fourth Proportional to 448,151.86, 618,443.94 and 244,211.68

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Solution

The fourth proportional to 448,151.86, 618,443.94 and 244,211.68 is: 337,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,151.86 : 618,443.94 = 244,211.68 : x
  2. Step 2: Convert to fraction form
    448,151.86/618,443.94 = 244,211.68/x
  3. Step 3: Cross multiply
    448,151.86x = 618,443.94 × 244,211.68
  4. Step 4: Simplify right side
    448,151.86x = 151,031,233,573.22
  5. Step 5: Solve for x
    x = 151,031,233,573.22/448,151.86
  6. Step 6: Final answer
    x = 337,009.05

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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.