Home / 845,658.21-1,268,673.89-246,666.24

Finding the Fourth Proportional to 845,658.21, 1,268,673.89 and 246,666.24

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Solution

The fourth proportional to 845,658.21, 1,268,673.89 and 246,666.24 is: 370,053.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,658.21 : 1,268,673.89 = 246,666.24 : x
  2. Step 2: Convert to fraction form
    845,658.21/1,268,673.89 = 246,666.24/x
  3. Step 3: Cross multiply
    845,658.21x = 1,268,673.89 × 246,666.24
  4. Step 4: Simplify right side
    845,658.21x = 312,939,016,999.14
  5. Step 5: Solve for x
    x = 312,939,016,999.14/845,658.21
  6. Step 6: Final answer
    x = 370,053.78

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Double scale
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Similar ratio
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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.