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Finding the Fourth Proportional to 200,817.74, 301,228.78 and 60,577.58

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Solution

The fourth proportional to 200,817.74, 301,228.78 and 60,577.58 is: 90,867.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,817.74 : 301,228.78 = 60,577.58 : x
  2. Step 2: Convert to fraction form
    200,817.74/301,228.78 = 60,577.58/x
  3. Step 3: Cross multiply
    200,817.74x = 301,228.78 × 60,577.58
  4. Step 4: Simplify right side
    200,817.74x = 18,247,710,518.75
  5. Step 5: Solve for x
    x = 18,247,710,518.75/200,817.74
  6. Step 6: Final answer
    x = 90,867.02

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1.5x scale

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.