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Finding the Fourth Proportional to 297,543.80, 446,358.90 and 97,873.40

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Solution

The fourth proportional to 297,543.80, 446,358.90 and 97,873.40 is: 146,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,543.80 : 446,358.90 = 97,873.40 : x
  2. Step 2: Convert to fraction form
    297,543.80/446,358.90 = 97,873.40/x
  3. Step 3: Cross multiply
    297,543.80x = 446,358.90 × 97,873.40
  4. Step 4: Simplify right side
    297,543.80x = 43,686,663,163.26
  5. Step 5: Solve for x
    x = 43,686,663,163.26/297,543.80
  6. Step 6: Final answer
    x = 146,824.31

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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.