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Finding the Fourth Proportional to 283,755.34, 424,581.64 and 227,424.60

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Solution

The fourth proportional to 283,755.34, 424,581.64 and 227,424.60 is: 340,294.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,755.34 : 424,581.64 = 227,424.60 : x
  2. Step 2: Convert to fraction form
    283,755.34/424,581.64 = 227,424.60/x
  3. Step 3: Cross multiply
    283,755.34x = 424,581.64 × 227,424.60
  4. Step 4: Simplify right side
    283,755.34x = 96,560,309,075.78
  5. Step 5: Solve for x
    x = 96,560,309,075.78/283,755.34
  6. Step 6: Final answer
    x = 340,294.25

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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.