Home / 766,187.01-1,148,491.94-339,923.58

Finding the Fourth Proportional to 766,187.01, 1,148,491.94 and 339,923.58

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Solution

The fourth proportional to 766,187.01, 1,148,491.94 and 339,923.58 is: 509,535.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,187.01 : 1,148,491.94 = 339,923.58 : x
  2. Step 2: Convert to fraction form
    766,187.01/1,148,491.94 = 339,923.58/x
  3. Step 3: Cross multiply
    766,187.01x = 1,148,491.94 × 339,923.58
  4. Step 4: Simplify right side
    766,187.01x = 390,399,488,124.91
  5. Step 5: Solve for x
    x = 390,399,488,124.91/766,187.01
  6. Step 6: Final answer
    x = 509,535.51

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