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Finding the Fourth Proportional to 448,068.62, 618,329.02 and 244,128.04

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Solution

The fourth proportional to 448,068.62, 618,329.02 and 244,128.04 is: 336,893.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,068.62 : 618,329.02 = 244,128.04 : x
  2. Step 2: Convert to fraction form
    448,068.62/618,329.02 = 244,128.04/x
  3. Step 3: Cross multiply
    448,068.62x = 618,329.02 × 244,128.04
  4. Step 4: Simplify right side
    448,068.62x = 150,951,451,727.72
  5. Step 5: Solve for x
    x = 150,951,451,727.72/448,068.62
  6. Step 6: Final answer
    x = 336,893.60

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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.