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Finding the Fourth Proportional to 360,580.69, 497,541.90 and 199,404.25

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Solution

The fourth proportional to 360,580.69, 497,541.90 and 199,404.25 is: 275,144.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,580.69 : 497,541.90 = 199,404.25 : x
  2. Step 2: Convert to fraction form
    360,580.69/497,541.90 = 199,404.25/x
  3. Step 3: Cross multiply
    360,580.69x = 497,541.90 × 199,404.25
  4. Step 4: Simplify right side
    360,580.69x = 99,211,969,413.08
  5. Step 5: Solve for x
    x = 99,211,969,413.08/360,580.69
  6. Step 6: Final answer
    x = 275,144.99

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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.