Home / 835,936.74-1,153,945.71-564,372.36

Finding the Fourth Proportional to 835,936.74, 1,153,945.71 and 564,372.36

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Solution

The fourth proportional to 835,936.74, 1,153,945.71 and 564,372.36 is: 779,072.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,936.74 : 1,153,945.71 = 564,372.36 : x
  2. Step 2: Convert to fraction form
    835,936.74/1,153,945.71 = 564,372.36/x
  3. Step 3: Cross multiply
    835,936.74x = 1,153,945.71 × 564,372.36
  4. Step 4: Simplify right side
    835,936.74x = 651,255,063,664.58
  5. Step 5: Solve for x
    x = 651,255,063,664.58/835,936.74
  6. Step 6: Final answer
    x = 779,072.19

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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.