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Finding the Fourth Proportional to 448,148.86, 618,445.50 and 244,199.81

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Solution

The fourth proportional to 448,148.86, 618,445.50 and 244,199.81 is: 336,995.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,148.86 : 618,445.50 = 244,199.81 : x
  2. Step 2: Convert to fraction form
    448,148.86/618,445.50 = 244,199.81/x
  3. Step 3: Cross multiply
    448,148.86x = 618,445.50 × 244,199.81
  4. Step 4: Simplify right side
    448,148.86x = 151,024,273,595.36
  5. Step 5: Solve for x
    x = 151,024,273,595.36/448,148.86
  6. Step 6: Final answer
    x = 336,995.78

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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.