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Finding the Fourth Proportional to 283,301.60, 424,952.40 and 266,680.40

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Solution

The fourth proportional to 283,301.60, 424,952.40 and 266,680.40 is: 400,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,301.60 : 424,952.40 = 266,680.40 : x
  2. Step 2: Convert to fraction form
    283,301.60/424,952.40 = 266,680.40/x
  3. Step 3: Cross multiply
    283,301.60x = 424,952.40 × 266,680.40
  4. Step 4: Simplify right side
    283,301.60x = 113,326,476,012.96
  5. Step 5: Solve for x
    x = 113,326,476,012.96/283,301.60
  6. Step 6: Final answer
    x = 400,020.60

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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.