Home / 572,129.40-857,147.52-267,965.08

Finding the Fourth Proportional to 572,129.40, 857,147.52 and 267,965.08

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Solution

The fourth proportional to 572,129.40, 857,147.52 and 267,965.08 is: 401,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,129.40 : 857,147.52 = 267,965.08 : x
  2. Step 2: Convert to fraction form
    572,129.40/857,147.52 = 267,965.08/x
  3. Step 3: Cross multiply
    572,129.40x = 857,147.52 × 267,965.08
  4. Step 4: Simplify right side
    572,129.40x = 229,685,603,768.60
  5. Step 5: Solve for x
    x = 229,685,603,768.60/572,129.40
  6. Step 6: Final answer
    x = 401,457.44

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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.