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Finding the Fourth Proportional to 404,996.32, 559,157.68 and 362,481.12

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Solution

The fourth proportional to 404,996.32, 559,157.68 and 362,481.12 is: 500,459.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,996.32 : 559,157.68 = 362,481.12 : x
  2. Step 2: Convert to fraction form
    404,996.32/559,157.68 = 362,481.12/x
  3. Step 3: Cross multiply
    404,996.32x = 559,157.68 × 362,481.12
  4. Step 4: Simplify right side
    404,996.32x = 202,684,102,103.00
  5. Step 5: Solve for x
    x = 202,684,102,103.00/404,996.32
  6. Step 6: Final answer
    x = 500,459.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.