Home / 995,608.38-1,493,413.36-426,620.50

Finding the Fourth Proportional to 995,608.38, 1,493,413.36 and 426,620.50

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Solution

The fourth proportional to 995,608.38, 1,493,413.36 and 426,620.50 is: 639,931.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,608.38 : 1,493,413.36 = 426,620.50 : x
  2. Step 2: Convert to fraction form
    995,608.38/1,493,413.36 = 426,620.50/x
  3. Step 3: Cross multiply
    995,608.38x = 1,493,413.36 × 426,620.50
  4. Step 4: Simplify right side
    995,608.38x = 637,120,754,349.88
  5. Step 5: Solve for x
    x = 637,120,754,349.88/995,608.38
  6. Step 6: Final answer
    x = 639,931.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.