Home / 880,941.95-1,215,733.25-493,764.47

Finding the Fourth Proportional to 880,941.95, 1,215,733.25 and 493,764.47

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Solution

The fourth proportional to 880,941.95, 1,215,733.25 and 493,764.47 is: 681,413.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,941.95 : 1,215,733.25 = 493,764.47 : x
  2. Step 2: Convert to fraction form
    880,941.95/1,215,733.25 = 493,764.47/x
  3. Step 3: Cross multiply
    880,941.95x = 1,215,733.25 × 493,764.47
  4. Step 4: Simplify right side
    880,941.95x = 600,285,875,300.14
  5. Step 5: Solve for x
    x = 600,285,875,300.14/880,941.95
  6. Step 6: Final answer
    x = 681,413.66

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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.