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Finding the Fourth Proportional to 364,356.63, 502,813.04 and 203,222.12

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Solution

The fourth proportional to 364,356.63, 502,813.04 and 203,222.12 is: 280,447.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,356.63 : 502,813.04 = 203,222.12 : x
  2. Step 2: Convert to fraction form
    364,356.63/502,813.04 = 203,222.12/x
  3. Step 3: Cross multiply
    364,356.63x = 502,813.04 × 203,222.12
  4. Step 4: Simplify right side
    364,356.63x = 102,182,728,422.27
  5. Step 5: Solve for x
    x = 102,182,728,422.27/364,356.63
  6. Step 6: Final answer
    x = 280,447.01

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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.