Home / 299,734.83-413,621.77-163,773.45

Finding the Fourth Proportional to 299,734.83, 413,621.77 and 163,773.45

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Solution

The fourth proportional to 299,734.83, 413,621.77 and 163,773.45 is: 226,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,734.83 : 413,621.77 = 163,773.45 : x
  2. Step 2: Convert to fraction form
    299,734.83/413,621.77 = 163,773.45/x
  3. Step 3: Cross multiply
    299,734.83x = 413,621.77 × 163,773.45
  4. Step 4: Simplify right side
    299,734.83x = 67,740,263,858.57
  5. Step 5: Solve for x
    x = 67,740,263,858.57/299,734.83
  6. Step 6: Final answer
    x = 226,000.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.