Home / 744,388.01-1,116,692.73-345,069.15

Finding the Fourth Proportional to 744,388.01, 1,116,692.73 and 345,069.15

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Solution

The fourth proportional to 744,388.01, 1,116,692.73 and 345,069.15 is: 517,655.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,388.01 : 1,116,692.73 = 345,069.15 : x
  2. Step 2: Convert to fraction form
    744,388.01/1,116,692.73 = 345,069.15/x
  3. Step 3: Cross multiply
    744,388.01x = 1,116,692.73 × 345,069.15
  4. Step 4: Simplify right side
    744,388.01x = 385,336,206,964.68
  5. Step 5: Solve for x
    x = 385,336,206,964.68/744,388.01
  6. Step 6: Final answer
    x = 517,655.04

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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.