Home / 1,108,165.14-1,662,248.03-266,716.89

Finding the Fourth Proportional to 1,108,165.14, 1,662,248.03 and 266,716.89

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Solution

The fourth proportional to 1,108,165.14, 1,662,248.03 and 266,716.89 is: 400,075.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,165.14 : 1,662,248.03 = 266,716.89 : x
  2. Step 2: Convert to fraction form
    1,108,165.14/1,662,248.03 = 266,716.89/x
  3. Step 3: Cross multiply
    1,108,165.14x = 1,662,248.03 × 266,716.89
  4. Step 4: Simplify right side
    1,108,165.14x = 443,349,623,636.64
  5. Step 5: Solve for x
    x = 443,349,623,636.64/1,108,165.14
  6. Step 6: Final answer
    x = 400,075.41

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Double scale
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Similar ratio
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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.