Home / 389,827.33-584,790.18-137,048.41

Finding the Fourth Proportional to 389,827.33, 584,790.18 and 137,048.41

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Solution

The fourth proportional to 389,827.33, 584,790.18 and 137,048.41 is: 205,589.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,827.33 : 584,790.18 = 137,048.41 : x
  2. Step 2: Convert to fraction form
    389,827.33/584,790.18 = 137,048.41/x
  3. Step 3: Cross multiply
    389,827.33x = 584,790.18 × 137,048.41
  4. Step 4: Simplify right side
    389,827.33x = 80,144,564,352.61
  5. Step 5: Solve for x
    x = 80,144,564,352.61/389,827.33
  6. Step 6: Final answer
    x = 205,589.91

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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.