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Finding the Fourth Proportional to 448,235.70, 618,547.19 and 244,282.22

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Solution

The fourth proportional to 448,235.70, 618,547.19 and 244,282.22 is: 337,099.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,235.70 : 618,547.19 = 244,282.22 : x
  2. Step 2: Convert to fraction form
    448,235.70/618,547.19 = 244,282.22/x
  3. Step 3: Cross multiply
    448,235.70x = 618,547.19 × 244,282.22
  4. Step 4: Simplify right side
    448,235.70x = 151,100,081,072.92
  5. Step 5: Solve for x
    x = 151,100,081,072.92/448,235.70
  6. Step 6: Final answer
    x = 337,099.61

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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.