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Finding the Fourth Proportional to 364,399.22, 502,871.69 and 203,250.13

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Solution

The fourth proportional to 364,399.22, 502,871.69 and 203,250.13 is: 280,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,399.22 : 502,871.69 = 203,250.13 : x
  2. Step 2: Convert to fraction form
    364,399.22/502,871.69 = 203,250.13/x
  3. Step 3: Cross multiply
    364,399.22x = 502,871.69 × 203,250.13
  4. Step 4: Simplify right side
    364,399.22x = 102,208,735,616.77
  5. Step 5: Solve for x
    x = 102,208,735,616.77/364,399.22
  6. Step 6: Final answer
    x = 280,485.60

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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.