Home / 363,973.44-502,145.28-220,683.36

Finding the Fourth Proportional to 363,973.44, 502,145.28 and 220,683.36

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Solution

The fourth proportional to 363,973.44, 502,145.28 and 220,683.36 is: 304,459.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,973.44 : 502,145.28 = 220,683.36 : x
  2. Step 2: Convert to fraction form
    363,973.44/502,145.28 = 220,683.36/x
  3. Step 3: Cross multiply
    363,973.44x = 502,145.28 × 220,683.36
  4. Step 4: Simplify right side
    363,973.44x = 110,815,107,598.54
  5. Step 5: Solve for x
    x = 110,815,107,598.54/363,973.44
  6. Step 6: Final answer
    x = 304,459.32

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1.5x scale

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.