Home / 862,922.70-1,294,384.05-548,772.30

Finding the Fourth Proportional to 862,922.70, 1,294,384.05 and 548,772.30

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Solution

The fourth proportional to 862,922.70, 1,294,384.05 and 548,772.30 is: 823,158.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,922.70 : 1,294,384.05 = 548,772.30 : x
  2. Step 2: Convert to fraction form
    862,922.70/1,294,384.05 = 548,772.30/x
  3. Step 3: Cross multiply
    862,922.70x = 1,294,384.05 × 548,772.30
  4. Step 4: Simplify right side
    862,922.70x = 710,322,112,201.82
  5. Step 5: Solve for x
    x = 710,322,112,201.82/862,922.70
  6. Step 6: Final answer
    x = 823,158.45

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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.