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Finding the Fourth Proportional to 322,454.52, 483,682.90 and 97,816.88

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Solution

The fourth proportional to 322,454.52, 483,682.90 and 97,816.88 is: 146,725.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,454.52 : 483,682.90 = 97,816.88 : x
  2. Step 2: Convert to fraction form
    322,454.52/483,682.90 = 97,816.88/x
  3. Step 3: Cross multiply
    322,454.52x = 483,682.90 × 97,816.88
  4. Step 4: Simplify right side
    322,454.52x = 47,312,352,187.35
  5. Step 5: Solve for x
    x = 47,312,352,187.35/322,454.52
  6. Step 6: Final answer
    x = 146,725.66

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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.