Home / 845,921.62-1,269,214.53-372,274.73

Finding the Fourth Proportional to 845,921.62, 1,269,214.53 and 372,274.73

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Solution

The fourth proportional to 845,921.62, 1,269,214.53 and 372,274.73 is: 558,558.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,921.62 : 1,269,214.53 = 372,274.73 : x
  2. Step 2: Convert to fraction form
    845,921.62/1,269,214.53 = 372,274.73/x
  3. Step 3: Cross multiply
    845,921.62x = 1,269,214.53 × 372,274.73
  4. Step 4: Simplify right side
    845,921.62x = 472,496,496,467.83
  5. Step 5: Solve for x
    x = 472,496,496,467.83/845,921.62
  6. Step 6: Final answer
    x = 558,558.25

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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.