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Finding the Fourth Proportional to 448,098.54, 618,368.76 and 244,152.15

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Solution

The fourth proportional to 448,098.54, 618,368.76 and 244,152.15 is: 336,926.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,098.54 : 618,368.76 = 244,152.15 : x
  2. Step 2: Convert to fraction form
    448,098.54/618,368.76 = 244,152.15/x
  3. Step 3: Cross multiply
    448,098.54x = 618,368.76 × 244,152.15
  4. Step 4: Simplify right side
    448,098.54x = 150,976,062,246.83
  5. Step 5: Solve for x
    x = 150,976,062,246.83/448,098.54
  6. Step 6: Final answer
    x = 336,926.03

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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.