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Finding the Fourth Proportional to 325,473.52, 448,973.04 and 228,825.28

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Solution

The fourth proportional to 325,473.52, 448,973.04 and 228,825.28 is: 315,652.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,473.52 : 448,973.04 = 228,825.28 : x
  2. Step 2: Convert to fraction form
    325,473.52/448,973.04 = 228,825.28/x
  3. Step 3: Cross multiply
    325,473.52x = 448,973.04 × 228,825.28
  4. Step 4: Simplify right side
    325,473.52x = 102,736,381,590.45
  5. Step 5: Solve for x
    x = 102,736,381,590.45/325,473.52
  6. Step 6: Final answer
    x = 315,652.04

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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.