Home / 667,058.40-1,000,587.60-267,890.40

Finding the Fourth Proportional to 667,058.40, 1,000,587.60 and 267,890.40

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Solution

The fourth proportional to 667,058.40, 1,000,587.60 and 267,890.40 is: 401,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,058.40 : 1,000,587.60 = 267,890.40 : x
  2. Step 2: Convert to fraction form
    667,058.40/1,000,587.60 = 267,890.40/x
  3. Step 3: Cross multiply
    667,058.40x = 1,000,587.60 × 267,890.40
  4. Step 4: Simplify right side
    667,058.40x = 268,047,812,399.04
  5. Step 5: Solve for x
    x = 268,047,812,399.04/667,058.40
  6. Step 6: Final answer
    x = 401,835.60

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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.