Home / 823,498.58-1,136,452.07-460,913.12

Finding the Fourth Proportional to 823,498.58, 1,136,452.07 and 460,913.12

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Solution

The fourth proportional to 823,498.58, 1,136,452.07 and 460,913.12 is: 636,073.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,498.58 : 1,136,452.07 = 460,913.12 : x
  2. Step 2: Convert to fraction form
    823,498.58/1,136,452.07 = 460,913.12/x
  3. Step 3: Cross multiply
    823,498.58x = 1,136,452.07 × 460,913.12
  4. Step 4: Simplify right side
    823,498.58x = 523,805,661,327.33
  5. Step 5: Solve for x
    x = 523,805,661,327.33/823,498.58
  6. Step 6: Final answer
    x = 636,073.55

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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.