Home / 867,516.96-1,301,336.28-268,399.26

Finding the Fourth Proportional to 867,516.96, 1,301,336.28 and 268,399.26

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Solution

The fourth proportional to 867,516.96, 1,301,336.28 and 268,399.26 is: 402,617.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,516.96 : 1,301,336.28 = 268,399.26 : x
  2. Step 2: Convert to fraction form
    867,516.96/1,301,336.28 = 268,399.26/x
  3. Step 3: Cross multiply
    867,516.96x = 1,301,336.28 × 268,399.26
  4. Step 4: Simplify right side
    867,516.96x = 349,277,694,563.15
  5. Step 5: Solve for x
    x = 349,277,694,563.15/867,516.96
  6. Step 6: Final answer
    x = 402,617.71

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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.