Home / 751,117.62-1,036,508.49-411,578.58

Finding the Fourth Proportional to 751,117.62, 1,036,508.49 and 411,578.58

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Solution

The fourth proportional to 751,117.62, 1,036,508.49 and 411,578.58 is: 567,959.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,117.62 : 1,036,508.49 = 411,578.58 : x
  2. Step 2: Convert to fraction form
    751,117.62/1,036,508.49 = 411,578.58/x
  3. Step 3: Cross multiply
    751,117.62x = 1,036,508.49 × 411,578.58
  4. Step 4: Simplify right side
    751,117.62x = 426,604,692,472.14
  5. Step 5: Solve for x
    x = 426,604,692,472.14/751,117.62
  6. Step 6: Final answer
    x = 567,959.91

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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.