Home / 845,919.37-1,269,211.16-372,272.48

Finding the Fourth Proportional to 845,919.37, 1,269,211.16 and 372,272.48

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Solution

The fourth proportional to 845,919.37, 1,269,211.16 and 372,272.48 is: 558,554.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,919.37 : 1,269,211.16 = 372,272.48 : x
  2. Step 2: Convert to fraction form
    845,919.37/1,269,211.16 = 372,272.48/x
  3. Step 3: Cross multiply
    845,919.37x = 1,269,211.16 × 372,272.48
  4. Step 4: Simplify right side
    845,919.37x = 472,492,386,176.88
  5. Step 5: Solve for x
    x = 472,492,386,176.88/845,919.37
  6. Step 6: Final answer
    x = 558,554.87

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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.