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Finding the Fourth Proportional to 364,580.34, 503,226.48 and 211,652.88

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Solution

The fourth proportional to 364,580.34, 503,226.48 and 211,652.88 is: 292,142.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,580.34 : 503,226.48 = 211,652.88 : x
  2. Step 2: Convert to fraction form
    364,580.34/503,226.48 = 211,652.88/x
  3. Step 3: Cross multiply
    364,580.34x = 503,226.48 × 211,652.88
  4. Step 4: Simplify right side
    364,580.34x = 106,509,333,784.26
  5. Step 5: Solve for x
    x = 106,509,333,784.26/364,580.34
  6. Step 6: Final answer
    x = 292,142.29

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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.