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Finding the Fourth Proportional to 363,368.96, 501,332.48 and 220,083.20

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Solution

The fourth proportional to 363,368.96, 501,332.48 and 220,083.20 is: 303,644.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,368.96 : 501,332.48 = 220,083.20 : x
  2. Step 2: Convert to fraction form
    363,368.96/501,332.48 = 220,083.20/x
  3. Step 3: Cross multiply
    363,368.96x = 501,332.48 × 220,083.20
  4. Step 4: Simplify right side
    363,368.96x = 110,334,856,462.34
  5. Step 5: Solve for x
    x = 110,334,856,462.34/363,368.96
  6. Step 6: Final answer
    x = 303,644.14

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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.