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Finding the Fourth Proportional to 337,051.74, 465,128.55 and 186,145.50

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Solution

The fourth proportional to 337,051.74, 465,128.55 and 186,145.50 is: 256,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,051.74 : 465,128.55 = 186,145.50 : x
  2. Step 2: Convert to fraction form
    337,051.74/465,128.55 = 186,145.50/x
  3. Step 3: Cross multiply
    337,051.74x = 465,128.55 × 186,145.50
  4. Step 4: Simplify right side
    337,051.74x = 86,581,586,504.03
  5. Step 5: Solve for x
    x = 86,581,586,504.03/337,051.74
  6. Step 6: Final answer
    x = 256,879.22

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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.