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Finding the Fourth Proportional to 304,817.60, 456,189.60 and 267,492.80

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Solution

The fourth proportional to 304,817.60, 456,189.60 and 267,492.80 is: 400,329.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,817.60 : 456,189.60 = 267,492.80 : x
  2. Step 2: Convert to fraction form
    304,817.60/456,189.60 = 267,492.80/x
  3. Step 3: Cross multiply
    304,817.60x = 456,189.60 × 267,492.80
  4. Step 4: Simplify right side
    304,817.60x = 122,027,433,434.88
  5. Step 5: Solve for x
    x = 122,027,433,434.88/304,817.60
  6. Step 6: Final answer
    x = 400,329.36

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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.