Home / 717,481.49-1,075,848.35-267,832.53

Finding the Fourth Proportional to 717,481.49, 1,075,848.35 and 267,832.53

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Solution

The fourth proportional to 717,481.49, 1,075,848.35 and 267,832.53 is: 401,609.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,481.49 : 1,075,848.35 = 267,832.53 : x
  2. Step 2: Convert to fraction form
    717,481.49/1,075,848.35 = 267,832.53/x
  3. Step 3: Cross multiply
    717,481.49x = 1,075,848.35 × 267,832.53
  4. Step 4: Simplify right side
    717,481.49x = 288,147,184,137.66
  5. Step 5: Solve for x
    x = 288,147,184,137.66/717,481.49
  6. Step 6: Final answer
    x = 401,609.23

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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.