Home / 388,902.20-583,418.10-152,252.60

Finding the Fourth Proportional to 388,902.20, 583,418.10 and 152,252.60

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Solution

The fourth proportional to 388,902.20, 583,418.10 and 152,252.60 is: 228,404.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,902.20 : 583,418.10 = 152,252.60 : x
  2. Step 2: Convert to fraction form
    388,902.20/583,418.10 = 152,252.60/x
  3. Step 3: Cross multiply
    388,902.20x = 583,418.10 × 152,252.60
  4. Step 4: Simplify right side
    388,902.20x = 88,826,922,612.06
  5. Step 5: Solve for x
    x = 88,826,922,612.06/388,902.20
  6. Step 6: Final answer
    x = 228,404.27

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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.