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Finding the Fourth Proportional to 482,296.16, 665,602.80 and 267,456.80

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Solution

The fourth proportional to 482,296.16, 665,602.80 and 267,456.80 is: 369,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,296.16 : 665,602.80 = 267,456.80 : x
  2. Step 2: Convert to fraction form
    482,296.16/665,602.80 = 267,456.80/x
  3. Step 3: Cross multiply
    482,296.16x = 665,602.80 × 267,456.80
  4. Step 4: Simplify right side
    482,296.16x = 178,019,994,959.04
  5. Step 5: Solve for x
    x = 178,019,994,959.04/482,296.16
  6. Step 6: Final answer
    x = 369,109.29

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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.