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Finding the Fourth Proportional to 352,758.32, 486,707.64 and 335,029.04

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Solution

The fourth proportional to 352,758.32, 486,707.64 and 335,029.04 is: 462,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,758.32 : 486,707.64 = 335,029.04 : x
  2. Step 2: Convert to fraction form
    352,758.32/486,707.64 = 335,029.04/x
  3. Step 3: Cross multiply
    352,758.32x = 486,707.64 × 335,029.04
  4. Step 4: Simplify right side
    352,758.32x = 163,061,193,389.87
  5. Step 5: Solve for x
    x = 163,061,193,389.87/352,758.32
  6. Step 6: Final answer
    x = 462,246.20

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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.