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Finding the Fourth Proportional to 550,335.96, 825,585.96 and 195,320.25

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Solution

The fourth proportional to 550,335.96, 825,585.96 and 195,320.25 is: 293,009.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,335.96 : 825,585.96 = 195,320.25 : x
  2. Step 2: Convert to fraction form
    550,335.96/825,585.96 = 195,320.25/x
  3. Step 3: Cross multiply
    550,335.96x = 825,585.96 × 195,320.25
  4. Step 4: Simplify right side
    550,335.96x = 161,253,657,679.35
  5. Step 5: Solve for x
    x = 161,253,657,679.35/550,335.96
  6. Step 6: Final answer
    x = 293,009.49

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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.