Home / 941,913.71-1,413,247.82-342,916.28

Finding the Fourth Proportional to 941,913.71, 1,413,247.82 and 342,916.28

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Solution

The fourth proportional to 941,913.71, 1,413,247.82 and 342,916.28 is: 514,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,913.71 : 1,413,247.82 = 342,916.28 : x
  2. Step 2: Convert to fraction form
    941,913.71/1,413,247.82 = 342,916.28/x
  3. Step 3: Cross multiply
    941,913.71x = 1,413,247.82 × 342,916.28
  4. Step 4: Simplify right side
    941,913.71x = 484,625,676,371.69
  5. Step 5: Solve for x
    x = 484,625,676,371.69/941,913.71
  6. Step 6: Final answer
    x = 514,511.76

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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.