Home / 666,911.34-1,000,554.26-267,832.31

Finding the Fourth Proportional to 666,911.34, 1,000,554.26 and 267,832.31

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Solution

The fourth proportional to 666,911.34, 1,000,554.26 and 267,832.31 is: 401,823.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,911.34 : 1,000,554.26 = 267,832.31 : x
  2. Step 2: Convert to fraction form
    666,911.34/1,000,554.26 = 267,832.31/x
  3. Step 3: Cross multiply
    666,911.34x = 1,000,554.26 × 267,832.31
  4. Step 4: Simplify right side
    666,911.34x = 267,980,752,394.21
  5. Step 5: Solve for x
    x = 267,980,752,394.21/666,911.34
  6. Step 6: Final answer
    x = 401,823.66

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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.