Home / 699,328.68-1,048,965.96-200,692.68

Finding the Fourth Proportional to 699,328.68, 1,048,965.96 and 200,692.68

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Solution

The fourth proportional to 699,328.68, 1,048,965.96 and 200,692.68 is: 301,031.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,328.68 : 1,048,965.96 = 200,692.68 : x
  2. Step 2: Convert to fraction form
    699,328.68/1,048,965.96 = 200,692.68/x
  3. Step 3: Cross multiply
    699,328.68x = 1,048,965.96 × 200,692.68
  4. Step 4: Simplify right side
    699,328.68x = 210,519,789,741.17
  5. Step 5: Solve for x
    x = 210,519,789,741.17/699,328.68
  6. Step 6: Final answer
    x = 301,031.25

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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.