Home / 850,245.48-1,173,391.83-468,272.16

Finding the Fourth Proportional to 850,245.48, 1,173,391.83 and 468,272.16

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Solution

The fourth proportional to 850,245.48, 1,173,391.83 and 468,272.16 is: 646,244.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,245.48 : 1,173,391.83 = 468,272.16 : x
  2. Step 2: Convert to fraction form
    850,245.48/1,173,391.83 = 468,272.16/x
  3. Step 3: Cross multiply
    850,245.48x = 1,173,391.83 × 468,272.16
  4. Step 4: Simplify right side
    850,245.48x = 549,466,726,760.45
  5. Step 5: Solve for x
    x = 549,466,726,760.45/850,245.48
  6. Step 6: Final answer
    x = 646,244.81

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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.