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Finding the Fourth Proportional to 363,384.71, 501,465.90 and 202,239.73

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Solution

The fourth proportional to 363,384.71, 501,465.90 and 202,239.73 is: 279,088.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,384.71 : 501,465.90 = 202,239.73 : x
  2. Step 2: Convert to fraction form
    363,384.71/501,465.90 = 202,239.73/x
  3. Step 3: Cross multiply
    363,384.71x = 501,465.90 × 202,239.73
  4. Step 4: Simplify right side
    363,384.71x = 101,416,328,220.21
  5. Step 5: Solve for x
    x = 101,416,328,220.21/363,384.71
  6. Step 6: Final answer
    x = 279,088.04

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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.