Home / 845,218.40-1,267,946.16-276,644.16

Finding the Fourth Proportional to 845,218.40, 1,267,946.16 and 276,644.16

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Solution

The fourth proportional to 845,218.40, 1,267,946.16 and 276,644.16 is: 415,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,218.40 : 1,267,946.16 = 276,644.16 : x
  2. Step 2: Convert to fraction form
    845,218.40/1,267,946.16 = 276,644.16/x
  3. Step 3: Cross multiply
    845,218.40x = 1,267,946.16 × 276,644.16
  4. Step 4: Simplify right side
    845,218.40x = 350,769,899,321.01
  5. Step 5: Solve for x
    x = 350,769,899,321.01/845,218.40
  6. Step 6: Final answer
    x = 415,005.05

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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.