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Finding the Fourth Proportional to 550,810.17, 826,298.48 and 195,739.79

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Solution

The fourth proportional to 550,810.17, 826,298.48 and 195,739.79 is: 293,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,810.17 : 826,298.48 = 195,739.79 : x
  2. Step 2: Convert to fraction form
    550,810.17/826,298.48 = 195,739.79/x
  3. Step 3: Cross multiply
    550,810.17x = 826,298.48 × 195,739.79
  4. Step 4: Simplify right side
    550,810.17x = 161,739,487,310.38
  5. Step 5: Solve for x
    x = 161,739,487,310.38/550,810.17
  6. Step 6: Final answer
    x = 293,639.25

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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.