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Finding the Fourth Proportional to 352,574.73, 486,953.72 and 237,655.17

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Solution

The fourth proportional to 352,574.73, 486,953.72 and 237,655.17 is: 328,234.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,574.73 : 486,953.72 = 237,655.17 : x
  2. Step 2: Convert to fraction form
    352,574.73/486,953.72 = 237,655.17/x
  3. Step 3: Cross multiply
    352,574.73x = 486,953.72 × 237,655.17
  4. Step 4: Simplify right side
    352,574.73x = 115,727,069,108.73
  5. Step 5: Solve for x
    x = 115,727,069,108.73/352,574.73
  6. Step 6: Final answer
    x = 328,234.16

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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.