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Finding the Fourth Proportional to 364,253.76, 502,668.04 and 203,110.72

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Solution

The fourth proportional to 364,253.76, 502,668.04 and 203,110.72 is: 280,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,253.76 : 502,668.04 = 203,110.72 : x
  2. Step 2: Convert to fraction form
    364,253.76/502,668.04 = 203,110.72/x
  3. Step 3: Cross multiply
    364,253.76x = 502,668.04 × 203,110.72
  4. Step 4: Simplify right side
    364,253.76x = 102,097,267,525.39
  5. Step 5: Solve for x
    x = 102,097,267,525.39/364,253.76
  6. Step 6: Final answer
    x = 280,291.60

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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.