Home / 438,259.58-657,092.73-171,853.82

Finding the Fourth Proportional to 438,259.58, 657,092.73 and 171,853.82

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Solution

The fourth proportional to 438,259.58, 657,092.73 and 171,853.82 is: 257,664.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,259.58 : 657,092.73 = 171,853.82 : x
  2. Step 2: Convert to fraction form
    438,259.58/657,092.73 = 171,853.82/x
  3. Step 3: Cross multiply
    438,259.58x = 657,092.73 × 171,853.82
  4. Step 4: Simplify right side
    438,259.58x = 112,923,895,744.73
  5. Step 5: Solve for x
    x = 112,923,895,744.73/438,259.58
  6. Step 6: Final answer
    x = 257,664.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.