Home / 491,263.40-736,895.10-267,314.60

Finding the Fourth Proportional to 491,263.40, 736,895.10 and 267,314.60

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Solution

The fourth proportional to 491,263.40, 736,895.10 and 267,314.60 is: 400,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,263.40 : 736,895.10 = 267,314.60 : x
  2. Step 2: Convert to fraction form
    491,263.40/736,895.10 = 267,314.60/x
  3. Step 3: Cross multiply
    491,263.40x = 736,895.10 × 267,314.60
  4. Step 4: Simplify right side
    491,263.40x = 196,982,818,898.46
  5. Step 5: Solve for x
    x = 196,982,818,898.46/491,263.40
  6. Step 6: Final answer
    x = 400,971.90

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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.