Home / 853,859.24-1,280,600.21-246,515.60

Finding the Fourth Proportional to 853,859.24, 1,280,600.21 and 246,515.60

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Solution

The fourth proportional to 853,859.24, 1,280,600.21 and 246,515.60 is: 369,718.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,859.24 : 1,280,600.21 = 246,515.60 : x
  2. Step 2: Convert to fraction form
    853,859.24/1,280,600.21 = 246,515.60/x
  3. Step 3: Cross multiply
    853,859.24x = 1,280,600.21 × 246,515.60
  4. Step 4: Simplify right side
    853,859.24x = 315,687,921,492.70
  5. Step 5: Solve for x
    x = 315,687,921,492.70/853,859.24
  6. Step 6: Final answer
    x = 369,718.93

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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.