Home / 758,103.09-1,046,058.74-447,962.52

Finding the Fourth Proportional to 758,103.09, 1,046,058.74 and 447,962.52

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Solution

The fourth proportional to 758,103.09, 1,046,058.74 and 447,962.52 is: 618,115.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,103.09 : 1,046,058.74 = 447,962.52 : x
  2. Step 2: Convert to fraction form
    758,103.09/1,046,058.74 = 447,962.52/x
  3. Step 3: Cross multiply
    758,103.09x = 1,046,058.74 × 447,962.52
  4. Step 4: Simplify right side
    758,103.09x = 468,595,110,358.33
  5. Step 5: Solve for x
    x = 468,595,110,358.33/758,103.09
  6. Step 6: Final answer
    x = 618,115.29

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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.