Home / 537,939.01-742,355.75-296,220.98

Finding the Fourth Proportional to 537,939.01, 742,355.75 and 296,220.98

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Solution

The fourth proportional to 537,939.01, 742,355.75 and 296,220.98 is: 408,784.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,939.01 : 742,355.75 = 296,220.98 : x
  2. Step 2: Convert to fraction form
    537,939.01/742,355.75 = 296,220.98/x
  3. Step 3: Cross multiply
    537,939.01x = 742,355.75 × 296,220.98
  4. Step 4: Simplify right side
    537,939.01x = 219,901,350,370.08
  5. Step 5: Solve for x
    x = 219,901,350,370.08/537,939.01
  6. Step 6: Final answer
    x = 408,784.91

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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.