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Finding the Fourth Proportional to 364,801.37, 503,282.90 and 211,813.43

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Solution

The fourth proportional to 364,801.37, 503,282.90 and 211,813.43 is: 292,219.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,801.37 : 503,282.90 = 211,813.43 : x
  2. Step 2: Convert to fraction form
    364,801.37/503,282.90 = 211,813.43/x
  3. Step 3: Cross multiply
    364,801.37x = 503,282.90 × 211,813.43
  4. Step 4: Simplify right side
    364,801.37x = 106,602,074,792.93
  5. Step 5: Solve for x
    x = 106,602,074,792.93/364,801.37
  6. Step 6: Final answer
    x = 292,219.51

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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.