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Finding the Fourth Proportional to 352,574.91, 486,953.98 and 237,655.35

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Solution

The fourth proportional to 352,574.91, 486,953.98 and 237,655.35 is: 328,234.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,574.91 : 486,953.98 = 237,655.35 : x
  2. Step 2: Convert to fraction form
    352,574.91/486,953.98 = 237,655.35/x
  3. Step 3: Cross multiply
    352,574.91x = 486,953.98 × 237,655.35
  4. Step 4: Simplify right side
    352,574.91x = 115,727,217,956.66
  5. Step 5: Solve for x
    x = 115,727,217,956.66/352,574.91
  6. Step 6: Final answer
    x = 328,234.41

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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.