Home / 827,042.70-1,240,564.05-624,963.90

Finding the Fourth Proportional to 827,042.70, 1,240,564.05 and 624,963.90

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Solution

The fourth proportional to 827,042.70, 1,240,564.05 and 624,963.90 is: 937,445.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,042.70 : 1,240,564.05 = 624,963.90 : x
  2. Step 2: Convert to fraction form
    827,042.70/1,240,564.05 = 624,963.90/x
  3. Step 3: Cross multiply
    827,042.70x = 1,240,564.05 × 624,963.90
  4. Step 4: Simplify right side
    827,042.70x = 775,307,746,887.80
  5. Step 5: Solve for x
    x = 775,307,746,887.80/827,042.70
  6. Step 6: Final answer
    x = 937,445.85

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Similar ratio
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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.