Home / 755,038.58-1,132,753.89-281,727.50

Finding the Fourth Proportional to 755,038.58, 1,132,753.89 and 281,727.50

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Solution

The fourth proportional to 755,038.58, 1,132,753.89 and 281,727.50 is: 422,664.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,038.58 : 1,132,753.89 = 281,727.50 : x
  2. Step 2: Convert to fraction form
    755,038.58/1,132,753.89 = 281,727.50/x
  3. Step 3: Cross multiply
    755,038.58x = 1,132,753.89 × 281,727.50
  4. Step 4: Simplify right side
    755,038.58x = 319,127,921,544.98
  5. Step 5: Solve for x
    x = 319,127,921,544.98/755,038.58
  6. Step 6: Final answer
    x = 422,664.39

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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.