Home / 534,386.73-737,439.21-304,939.79

Finding the Fourth Proportional to 534,386.73, 737,439.21 and 304,939.79

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Solution

The fourth proportional to 534,386.73, 737,439.21 and 304,939.79 is: 420,808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,386.73 : 737,439.21 = 304,939.79 : x
  2. Step 2: Convert to fraction form
    534,386.73/737,439.21 = 304,939.79/x
  3. Step 3: Cross multiply
    534,386.73x = 737,439.21 × 304,939.79
  4. Step 4: Simplify right side
    534,386.73x = 224,874,554,147.97
  5. Step 5: Solve for x
    x = 224,874,554,147.97/534,386.73
  6. Step 6: Final answer
    x = 420,808.64

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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.