Home / 855,166.78-1,283,122.23-536,049.94

Finding the Fourth Proportional to 855,166.78, 1,283,122.23 and 536,049.94

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Solution

The fourth proportional to 855,166.78, 1,283,122.23 and 536,049.94 is: 804,308.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,166.78 : 1,283,122.23 = 536,049.94 : x
  2. Step 2: Convert to fraction form
    855,166.78/1,283,122.23 = 536,049.94/x
  3. Step 3: Cross multiply
    855,166.78x = 1,283,122.23 × 536,049.94
  4. Step 4: Simplify right side
    855,166.78x = 687,817,594,404.17
  5. Step 5: Solve for x
    x = 687,817,594,404.17/855,166.78
  6. Step 6: Final answer
    x = 804,308.13

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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.