Home / 575,923.37-794,795.90-321,323.76

Finding the Fourth Proportional to 575,923.37, 794,795.90 and 321,323.76

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Solution

The fourth proportional to 575,923.37, 794,795.90 and 321,323.76 is: 443,438.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,923.37 : 794,795.90 = 321,323.76 : x
  2. Step 2: Convert to fraction form
    575,923.37/794,795.90 = 321,323.76/x
  3. Step 3: Cross multiply
    575,923.37x = 794,795.90 × 321,323.76
  4. Step 4: Simplify right side
    575,923.37x = 255,386,805,413.97
  5. Step 5: Solve for x
    x = 255,386,805,413.97/575,923.37
  6. Step 6: Final answer
    x = 443,438.87

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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.