Home / 363,621.60-501,867.90-220,460.04

Finding the Fourth Proportional to 363,621.60, 501,867.90 and 220,460.04

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Solution

The fourth proportional to 363,621.60, 501,867.90 and 220,460.04 is: 304,277.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,621.60 : 501,867.90 = 220,460.04 : x
  2. Step 2: Convert to fraction form
    363,621.60/501,867.90 = 220,460.04/x
  3. Step 3: Cross multiply
    363,621.60x = 501,867.90 × 220,460.04
  4. Step 4: Simplify right side
    363,621.60x = 110,641,817,308.72
  5. Step 5: Solve for x
    x = 110,641,817,308.72/363,621.60
  6. Step 6: Final answer
    x = 304,277.35

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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.