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Finding the Fourth Proportional to 362,616.48, 500,333.76 and 211,645.44

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Solution

The fourth proportional to 362,616.48, 500,333.76 and 211,645.44 is: 292,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,616.48 : 500,333.76 = 211,645.44 : x
  2. Step 2: Convert to fraction form
    362,616.48/500,333.76 = 211,645.44/x
  3. Step 3: Cross multiply
    362,616.48x = 500,333.76 × 211,645.44
  4. Step 4: Simplify right side
    362,616.48x = 105,893,358,782.05
  5. Step 5: Solve for x
    x = 105,893,358,782.05/362,616.48
  6. Step 6: Final answer
    x = 292,025.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.