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Finding the Fourth Proportional to 270,656.29, 373,540.58 and 163,284.31

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Solution

The fourth proportional to 270,656.29, 373,540.58 and 163,284.31 is: 225,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,656.29 : 373,540.58 = 163,284.31 : x
  2. Step 2: Convert to fraction form
    270,656.29/373,540.58 = 163,284.31/x
  3. Step 3: Cross multiply
    270,656.29x = 373,540.58 × 163,284.31
  4. Step 4: Simplify right side
    270,656.29x = 60,993,315,862.30
  5. Step 5: Solve for x
    x = 60,993,315,862.30/270,656.29
  6. Step 6: Final answer
    x = 225,353.40

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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.