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Finding the Fourth Proportional to 650,413.44, 897,462.72 and 382,193.28

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Solution

The fourth proportional to 650,413.44, 897,462.72 and 382,193.28 is: 527,363.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,413.44 : 897,462.72 = 382,193.28 : x
  2. Step 2: Convert to fraction form
    650,413.44/897,462.72 = 382,193.28/x
  3. Step 3: Cross multiply
    650,413.44x = 897,462.72 × 382,193.28
  4. Step 4: Simplify right side
    650,413.44x = 343,004,220,634.52
  5. Step 5: Solve for x
    x = 343,004,220,634.52/650,413.44
  6. Step 6: Final answer
    x = 527,363.37

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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.