Home / 845,613.38-1,268,285.01-246,434.37

Finding the Fourth Proportional to 845,613.38, 1,268,285.01 and 246,434.37

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Solution

The fourth proportional to 845,613.38, 1,268,285.01 and 246,434.37 is: 369,612.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,613.38 : 1,268,285.01 = 246,434.37 : x
  2. Step 2: Convert to fraction form
    845,613.38/1,268,285.01 = 246,434.37/x
  3. Step 3: Cross multiply
    845,613.38x = 1,268,285.01 × 246,434.37
  4. Step 4: Simplify right side
    845,613.38x = 312,549,017,419.79
  5. Step 5: Solve for x
    x = 312,549,017,419.79/845,613.38
  6. Step 6: Final answer
    x = 369,612.19

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Half scale
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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.