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Finding the Fourth Proportional to 364,729.84, 503,411.16 and 213,875.44

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Solution

The fourth proportional to 364,729.84, 503,411.16 and 213,875.44 is: 295,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,729.84 : 503,411.16 = 213,875.44 : x
  2. Step 2: Convert to fraction form
    364,729.84/503,411.16 = 213,875.44/x
  3. Step 3: Cross multiply
    364,729.84x = 503,411.16 × 213,875.44
  4. Step 4: Simplify right side
    364,729.84x = 107,667,283,345.91
  5. Step 5: Solve for x
    x = 107,667,283,345.91/364,729.84
  6. Step 6: Final answer
    x = 295,197.35

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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.