Home / 962,413.25-1,328,426.12-554,787.63

Finding the Fourth Proportional to 962,413.25, 1,328,426.12 and 554,787.63

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Solution

The fourth proportional to 962,413.25, 1,328,426.12 and 554,787.63 is: 765,777.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,413.25 : 1,328,426.12 = 554,787.63 : x
  2. Step 2: Convert to fraction form
    962,413.25/1,328,426.12 = 554,787.63/x
  3. Step 3: Cross multiply
    962,413.25x = 1,328,426.12 × 554,787.63
  4. Step 4: Simplify right side
    962,413.25x = 736,994,380,131.87
  5. Step 5: Solve for x
    x = 736,994,380,131.87/962,413.25
  6. Step 6: Final answer
    x = 765,777.47

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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.