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Finding the Fourth Proportional to 301,061.22, 450,706.02 and 200,973.18

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Solution

The fourth proportional to 301,061.22, 450,706.02 and 200,973.18 is: 300,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,061.22 : 450,706.02 = 200,973.18 : x
  2. Step 2: Convert to fraction form
    301,061.22/450,706.02 = 200,973.18/x
  3. Step 3: Cross multiply
    301,061.22x = 450,706.02 × 200,973.18
  4. Step 4: Simplify right side
    301,061.22x = 90,579,822,084.54
  5. Step 5: Solve for x
    x = 90,579,822,084.54/301,061.22
  6. Step 6: Final answer
    x = 300,868.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.