Home / 353,588.85-529,539.06-203,513.68

Finding the Fourth Proportional to 353,588.85, 529,539.06 and 203,513.68

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Solution

The fourth proportional to 353,588.85, 529,539.06 and 203,513.68 is: 304,784.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,588.85 : 529,539.06 = 203,513.68 : x
  2. Step 2: Convert to fraction form
    353,588.85/529,539.06 = 203,513.68/x
  3. Step 3: Cross multiply
    353,588.85x = 529,539.06 × 203,513.68
  4. Step 4: Simplify right side
    353,588.85x = 107,768,443,365.01
  5. Step 5: Solve for x
    x = 107,768,443,365.01/353,588.85
  6. Step 6: Final answer
    x = 304,784.62

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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.