Home / 674,902.20-1,012,466.70-201,635.40

Finding the Fourth Proportional to 674,902.20, 1,012,466.70 and 201,635.40

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Solution

The fourth proportional to 674,902.20, 1,012,466.70 and 201,635.40 is: 302,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,902.20 : 1,012,466.70 = 201,635.40 : x
  2. Step 2: Convert to fraction form
    674,902.20/1,012,466.70 = 201,635.40/x
  3. Step 3: Cross multiply
    674,902.20x = 1,012,466.70 × 201,635.40
  4. Step 4: Simplify right side
    674,902.20x = 204,149,128,041.18
  5. Step 5: Solve for x
    x = 204,149,128,041.18/674,902.20
  6. Step 6: Final answer
    x = 302,486.98

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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.