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Finding the Fourth Proportional to 333,552.30, 500,445.90 and 221,676.72

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Solution

The fourth proportional to 333,552.30, 500,445.90 and 221,676.72 is: 332,593.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,552.30 : 500,445.90 = 221,676.72 : x
  2. Step 2: Convert to fraction form
    333,552.30/500,445.90 = 221,676.72/x
  3. Step 3: Cross multiply
    333,552.30x = 500,445.90 × 221,676.72
  4. Step 4: Simplify right side
    333,552.30x = 110,937,205,649.45
  5. Step 5: Solve for x
    x = 110,937,205,649.45/333,552.30
  6. Step 6: Final answer
    x = 332,593.14

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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.