Home / 532,911.96-799,371.38-213,090.70

Finding the Fourth Proportional to 532,911.96, 799,371.38 and 213,090.70

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Solution

The fourth proportional to 532,911.96, 799,371.38 and 213,090.70 is: 319,637.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,911.96 : 799,371.38 = 213,090.70 : x
  2. Step 2: Convert to fraction form
    532,911.96/799,371.38 = 213,090.70/x
  3. Step 3: Cross multiply
    532,911.96x = 799,371.38 × 213,090.70
  4. Step 4: Simplify right side
    532,911.96x = 170,338,601,861.86
  5. Step 5: Solve for x
    x = 170,338,601,861.86/532,911.96
  6. Step 6: Final answer
    x = 319,637.42

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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.