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Finding the Fourth Proportional to 304,801.60, 456,165.60 and 267,476.80

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Solution

The fourth proportional to 304,801.60, 456,165.60 and 267,476.80 is: 400,305.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,801.60 : 456,165.60 = 267,476.80 : x
  2. Step 2: Convert to fraction form
    304,801.60/456,165.60 = 267,476.80/x
  3. Step 3: Cross multiply
    304,801.60x = 456,165.60 × 267,476.80
  4. Step 4: Simplify right side
    304,801.60x = 122,013,714,958.08
  5. Step 5: Solve for x
    x = 122,013,714,958.08/304,801.60
  6. Step 6: Final answer
    x = 400,305.36

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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.