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Finding the Fourth Proportional to 241,407.92, 333,419.40 and 158,990.32

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Solution

The fourth proportional to 241,407.92, 333,419.40 and 158,990.32 is: 219,588.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,407.92 : 333,419.40 = 158,990.32 : x
  2. Step 2: Convert to fraction form
    241,407.92/333,419.40 = 158,990.32/x
  3. Step 3: Cross multiply
    241,407.92x = 333,419.40 × 158,990.32
  4. Step 4: Simplify right side
    241,407.92x = 53,010,457,100.21
  5. Step 5: Solve for x
    x = 53,010,457,100.21/241,407.92
  6. Step 6: Final answer
    x = 219,588.72

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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.