Home / 762,758.16-1,143,692.28-230,119.44

Finding the Fourth Proportional to 762,758.16, 1,143,692.28 and 230,119.44

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Solution

The fourth proportional to 762,758.16, 1,143,692.28 and 230,119.44 is: 345,044.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,758.16 : 1,143,692.28 = 230,119.44 : x
  2. Step 2: Convert to fraction form
    762,758.16/1,143,692.28 = 230,119.44/x
  3. Step 3: Cross multiply
    762,758.16x = 1,143,692.28 × 230,119.44
  4. Step 4: Simplify right side
    762,758.16x = 263,185,827,005.92
  5. Step 5: Solve for x
    x = 263,185,827,005.92/762,758.16
  6. Step 6: Final answer
    x = 345,044.92

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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.