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Finding the Fourth Proportional to 366,845.70, 550,268.55 and 252,684.30

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Solution

The fourth proportional to 366,845.70, 550,268.55 and 252,684.30 is: 379,026.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,845.70 : 550,268.55 = 252,684.30 : x
  2. Step 2: Convert to fraction form
    366,845.70/550,268.55 = 252,684.30/x
  3. Step 3: Cross multiply
    366,845.70x = 550,268.55 × 252,684.30
  4. Step 4: Simplify right side
    366,845.70x = 139,044,223,368.77
  5. Step 5: Solve for x
    x = 139,044,223,368.77/366,845.70
  6. Step 6: Final answer
    x = 379,026.45

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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.