Home / 893,903.28-1,340,896.22-294,916.79

Finding the Fourth Proportional to 893,903.28, 1,340,896.22 and 294,916.79

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Solution

The fourth proportional to 893,903.28, 1,340,896.22 and 294,916.79 is: 442,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,903.28 : 1,340,896.22 = 294,916.79 : x
  2. Step 2: Convert to fraction form
    893,903.28/1,340,896.22 = 294,916.79/x
  3. Step 3: Cross multiply
    893,903.28x = 1,340,896.22 × 294,916.79
  4. Step 4: Simplify right side
    893,903.28x = 395,452,800,746.47
  5. Step 5: Solve for x
    x = 395,452,800,746.47/893,903.28
  6. Step 6: Final answer
    x = 442,388.80

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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.