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Finding the Fourth Proportional to 550,185.72, 825,278.58 and 363,153.48

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Solution

The fourth proportional to 550,185.72, 825,278.58 and 363,153.48 is: 544,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,185.72 : 825,278.58 = 363,153.48 : x
  2. Step 2: Convert to fraction form
    550,185.72/825,278.58 = 363,153.48/x
  3. Step 3: Cross multiply
    550,185.72x = 825,278.58 × 363,153.48
  4. Step 4: Simplify right side
    550,185.72x = 299,702,788,296.46
  5. Step 5: Solve for x
    x = 299,702,788,296.46/550,185.72
  6. Step 6: Final answer
    x = 544,730.22

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Similar ratio
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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.