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Finding the Fourth Proportional to 297,559.90, 446,405.46 and 97,872.22

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Solution

The fourth proportional to 297,559.90, 446,405.46 and 97,872.22 is: 146,829.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,559.90 : 446,405.46 = 97,872.22 : x
  2. Step 2: Convert to fraction form
    297,559.90/446,405.46 = 97,872.22/x
  3. Step 3: Cross multiply
    297,559.90x = 446,405.46 × 97,872.22
  4. Step 4: Simplify right side
    297,559.90x = 43,690,693,390.32
  5. Step 5: Solve for x
    x = 43,690,693,390.32/297,559.90
  6. Step 6: Final answer
    x = 146,829.91

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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.