Home / 867,636.41-1,301,416.27-236,550.29

Finding the Fourth Proportional to 867,636.41, 1,301,416.27 and 236,550.29

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Solution

The fourth proportional to 867,636.41, 1,301,416.27 and 236,550.29 is: 354,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,636.41 : 1,301,416.27 = 236,550.29 : x
  2. Step 2: Convert to fraction form
    867,636.41/1,301,416.27 = 236,550.29/x
  3. Step 3: Cross multiply
    867,636.41x = 1,301,416.27 × 236,550.29
  4. Step 4: Simplify right side
    867,636.41x = 307,850,396,079.22
  5. Step 5: Solve for x
    x = 307,850,396,079.22/867,636.41
  6. Step 6: Final answer
    x = 354,814.98

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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.