Home / 1,150,240.89-1,587,338.74-667,092.50

Finding the Fourth Proportional to 1,150,240.89, 1,587,338.74 and 667,092.50

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Solution

The fourth proportional to 1,150,240.89, 1,587,338.74 and 667,092.50 is: 920,591.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,240.89 : 1,587,338.74 = 667,092.50 : x
  2. Step 2: Convert to fraction form
    1,150,240.89/1,587,338.74 = 667,092.50/x
  3. Step 3: Cross multiply
    1,150,240.89x = 1,587,338.74 × 667,092.50
  4. Step 4: Simplify right side
    1,150,240.89x = 1,058,901,768,413.45
  5. Step 5: Solve for x
    x = 1,058,901,768,413.45/1,150,240.89
  6. Step 6: Final answer
    x = 920,591.31

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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.