Home / 1,108,167.79-1,662,252.14-266,719.54

Finding the Fourth Proportional to 1,108,167.79, 1,662,252.14 and 266,719.54

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Solution

The fourth proportional to 1,108,167.79, 1,662,252.14 and 266,719.54 is: 400,079.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,167.79 : 1,662,252.14 = 266,719.54 : x
  2. Step 2: Convert to fraction form
    1,108,167.79/1,662,252.14 = 266,719.54/x
  3. Step 3: Cross multiply
    1,108,167.79x = 1,662,252.14 × 266,719.54
  4. Step 4: Simplify right side
    1,108,167.79x = 443,355,116,499.96
  5. Step 5: Solve for x
    x = 443,355,116,499.96/1,108,167.79
  6. Step 6: Final answer
    x = 400,079.41

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1.5x scale

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.