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Finding the Fourth Proportional to 322,308.64, 483,326.27 and 153,633.84

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Solution

The fourth proportional to 322,308.64, 483,326.27 and 153,633.84 is: 230,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,308.64 : 483,326.27 = 153,633.84 : x
  2. Step 2: Convert to fraction form
    322,308.64/483,326.27 = 153,633.84/x
  3. Step 3: Cross multiply
    322,308.64x = 483,326.27 × 153,633.84
  4. Step 4: Simplify right side
    322,308.64x = 74,255,270,832.98
  5. Step 5: Solve for x
    x = 74,255,270,832.98/322,308.64
  6. Step 6: Final answer
    x = 230,385.60

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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.