Home / 515,094.08-772,575.48-199,334.96

Finding the Fourth Proportional to 515,094.08, 772,575.48 and 199,334.96

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Solution

The fourth proportional to 515,094.08, 772,575.48 and 199,334.96 is: 298,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,094.08 : 772,575.48 = 199,334.96 : x
  2. Step 2: Convert to fraction form
    515,094.08/772,575.48 = 199,334.96/x
  3. Step 3: Cross multiply
    515,094.08x = 772,575.48 × 199,334.96
  4. Step 4: Simplify right side
    515,094.08x = 154,001,302,402.78
  5. Step 5: Solve for x
    x = 154,001,302,402.78/515,094.08
  6. Step 6: Final answer
    x = 298,977.04

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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.