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Finding the Fourth Proportional to 217,280.10, 325,531.35 and 183,843.30

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Solution

The fourth proportional to 217,280.10, 325,531.35 and 183,843.30 is: 275,435.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,280.10 : 325,531.35 = 183,843.30 : x
  2. Step 2: Convert to fraction form
    217,280.10/325,531.35 = 183,843.30/x
  3. Step 3: Cross multiply
    217,280.10x = 325,531.35 × 183,843.30
  4. Step 4: Simplify right side
    217,280.10x = 59,846,757,637.46
  5. Step 5: Solve for x
    x = 59,846,757,637.46/217,280.10
  6. Step 6: Final answer
    x = 275,435.98

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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.