Home / 866,026.08-1,299,009.96-305,046

Finding the Fourth Proportional to 866,026.08, 1,299,009.96 and 305,046

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Solution

The fourth proportional to 866,026.08, 1,299,009.96 and 305,046 is: 457,558.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,026.08 : 1,299,009.96 = 305,046 : x
  2. Step 2: Convert to fraction form
    866,026.08/1,299,009.96 = 305,046/x
  3. Step 3: Cross multiply
    866,026.08x = 1,299,009.96 × 305,046
  4. Step 4: Simplify right side
    866,026.08x = 396,257,792,258.16
  5. Step 5: Solve for x
    x = 396,257,792,258.16/866,026.08
  6. Step 6: Final answer
    x = 457,558.73

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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.