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Finding the Fourth Proportional to 337,268.72, 465,412.56 and 186,356

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Solution

The fourth proportional to 337,268.72, 465,412.56 and 186,356 is: 257,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,268.72 : 465,412.56 = 186,356 : x
  2. Step 2: Convert to fraction form
    337,268.72/465,412.56 = 186,356/x
  3. Step 3: Cross multiply
    337,268.72x = 465,412.56 × 186,356
  4. Step 4: Simplify right side
    337,268.72x = 86,732,423,031.36
  5. Step 5: Solve for x
    x = 86,732,423,031.36/337,268.72
  6. Step 6: Final answer
    x = 257,161.18

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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.