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Finding the Fourth Proportional to 364,479.66, 502,982.15 and 203,334.71

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Solution

The fourth proportional to 364,479.66, 502,982.15 and 203,334.71 is: 280,602.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,479.66 : 502,982.15 = 203,334.71 : x
  2. Step 2: Convert to fraction form
    364,479.66/502,982.15 = 203,334.71/x
  3. Step 3: Cross multiply
    364,479.66x = 502,982.15 × 203,334.71
  4. Step 4: Simplify right side
    364,479.66x = 102,273,726,073.84
  5. Step 5: Solve for x
    x = 102,273,726,073.84/364,479.66
  6. Step 6: Final answer
    x = 280,602.01

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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.