Home / 822,822.90-1,234,352.43-254,253.66

Finding the Fourth Proportional to 822,822.90, 1,234,352.43 and 254,253.66

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Solution

The fourth proportional to 822,822.90, 1,234,352.43 and 254,253.66 is: 381,416.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,822.90 : 1,234,352.43 = 254,253.66 : x
  2. Step 2: Convert to fraction form
    822,822.90/1,234,352.43 = 254,253.66/x
  3. Step 3: Cross multiply
    822,822.90x = 1,234,352.43 × 254,253.66
  4. Step 4: Simplify right side
    822,822.90x = 313,838,623,057.39
  5. Step 5: Solve for x
    x = 313,838,623,057.39/822,822.90
  6. Step 6: Final answer
    x = 381,416.98

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Double scale
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1.5x scale

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.