Home / 688,222.20-1,032,333.30-238,793.70

Finding the Fourth Proportional to 688,222.20, 1,032,333.30 and 238,793.70

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Solution

The fourth proportional to 688,222.20, 1,032,333.30 and 238,793.70 is: 358,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,222.20 : 1,032,333.30 = 238,793.70 : x
  2. Step 2: Convert to fraction form
    688,222.20/1,032,333.30 = 238,793.70/x
  3. Step 3: Cross multiply
    688,222.20x = 1,032,333.30 × 238,793.70
  4. Step 4: Simplify right side
    688,222.20x = 246,514,688,340.21
  5. Step 5: Solve for x
    x = 246,514,688,340.21/688,222.20
  6. Step 6: Final answer
    x = 358,190.55

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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.