Home / 676,447.35-932,413.30-458,589.33

Finding the Fourth Proportional to 676,447.35, 932,413.30 and 458,589.33

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Solution

The fourth proportional to 676,447.35, 932,413.30 and 458,589.33 is: 632,118.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,447.35 : 932,413.30 = 458,589.33 : x
  2. Step 2: Convert to fraction form
    676,447.35/932,413.30 = 458,589.33/x
  3. Step 3: Cross multiply
    676,447.35x = 932,413.30 × 458,589.33
  4. Step 4: Simplify right side
    676,447.35x = 427,594,790,530.09
  5. Step 5: Solve for x
    x = 427,594,790,530.09/676,447.35
  6. Step 6: Final answer
    x = 632,118.36

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1.5x scale

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.