Home / 674,910.30-1,012,381.65-201,611.10

Finding the Fourth Proportional to 674,910.30, 1,012,381.65 and 201,611.10

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Solution

The fourth proportional to 674,910.30, 1,012,381.65 and 201,611.10 is: 302,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,910.30 : 1,012,381.65 = 201,611.10 : x
  2. Step 2: Convert to fraction form
    674,910.30/1,012,381.65 = 201,611.10/x
  3. Step 3: Cross multiply
    674,910.30x = 1,012,381.65 × 201,611.10
  4. Step 4: Simplify right side
    674,910.30x = 204,107,378,076.32
  5. Step 5: Solve for x
    x = 204,107,378,076.32/674,910.30
  6. Step 6: Final answer
    x = 302,421.49

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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.