Home / 1,085,858.28-1,498,664.31-602,578.68

Finding the Fourth Proportional to 1,085,858.28, 1,498,664.31 and 602,578.68

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Solution

The fourth proportional to 1,085,858.28, 1,498,664.31 and 602,578.68 is: 831,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,858.28 : 1,498,664.31 = 602,578.68 : x
  2. Step 2: Convert to fraction form
    1,085,858.28/1,498,664.31 = 602,578.68/x
  3. Step 3: Cross multiply
    1,085,858.28x = 1,498,664.31 × 602,578.68
  4. Step 4: Simplify right side
    1,085,858.28x = 903,063,161,682.91
  5. Step 5: Solve for x
    x = 903,063,161,682.91/1,085,858.28
  6. Step 6: Final answer
    x = 831,658.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.