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Finding the Fourth Proportional to 301,656.24, 416,555.81 and 225,042.27

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Solution

The fourth proportional to 301,656.24, 416,555.81 and 225,042.27 is: 310,759.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,656.24 : 416,555.81 = 225,042.27 : x
  2. Step 2: Convert to fraction form
    301,656.24/416,555.81 = 225,042.27/x
  3. Step 3: Cross multiply
    301,656.24x = 416,555.81 × 225,042.27
  4. Step 4: Simplify right side
    301,656.24x = 93,742,665,064.09
  5. Step 5: Solve for x
    x = 93,742,665,064.09/301,656.24
  6. Step 6: Final answer
    x = 310,759.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.