Home / 353,950.24-529,677.60-220,892.80

Finding the Fourth Proportional to 353,950.24, 529,677.60 and 220,892.80

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Solution

The fourth proportional to 353,950.24, 529,677.60 and 220,892.80 is: 330,560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,950.24 : 529,677.60 = 220,892.80 : x
  2. Step 2: Convert to fraction form
    353,950.24/529,677.60 = 220,892.80/x
  3. Step 3: Cross multiply
    353,950.24x = 529,677.60 × 220,892.80
  4. Step 4: Simplify right side
    353,950.24x = 117,001,968,161.28
  5. Step 5: Solve for x
    x = 117,001,968,161.28/353,950.24
  6. Step 6: Final answer
    x = 330,560.50

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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.