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Finding the Fourth Proportional to 550,048.68, 825,308.28 and 230,275.26

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Solution

The fourth proportional to 550,048.68, 825,308.28 and 230,275.26 is: 345,511.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,048.68 : 825,308.28 = 230,275.26 : x
  2. Step 2: Convert to fraction form
    550,048.68/825,308.28 = 230,275.26/x
  3. Step 3: Cross multiply
    550,048.68x = 825,308.28 × 230,275.26
  4. Step 4: Simplify right side
    550,048.68x = 190,048,078,757.15
  5. Step 5: Solve for x
    x = 190,048,078,757.15/550,048.68
  6. Step 6: Final answer
    x = 345,511.38

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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.