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Finding the Fourth Proportional to 335,607.57, 463,159.13 and 192,389.15

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Solution

The fourth proportional to 335,607.57, 463,159.13 and 192,389.15 is: 265,508.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,607.57 : 463,159.13 = 192,389.15 : x
  2. Step 2: Convert to fraction form
    335,607.57/463,159.13 = 192,389.15/x
  3. Step 3: Cross multiply
    335,607.57x = 463,159.13 × 192,389.15
  4. Step 4: Simplify right side
    335,607.57x = 89,106,788,057.70
  5. Step 5: Solve for x
    x = 89,106,788,057.70/335,607.57
  6. Step 6: Final answer
    x = 265,508.87

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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.