Home / 1,202,731.40-1,659,769.85-658,886.87

Finding the Fourth Proportional to 1,202,731.40, 1,659,769.85 and 658,886.87

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Solution

The fourth proportional to 1,202,731.40, 1,659,769.85 and 658,886.87 is: 909,264.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,731.40 : 1,659,769.85 = 658,886.87 : x
  2. Step 2: Convert to fraction form
    1,202,731.40/1,659,769.85 = 658,886.87/x
  3. Step 3: Cross multiply
    1,202,731.40x = 1,659,769.85 × 658,886.87
  4. Step 4: Simplify right side
    1,202,731.40x = 1,093,600,567,183.51
  5. Step 5: Solve for x
    x = 1,093,600,567,183.51/1,202,731.40
  6. Step 6: Final answer
    x = 909,264.17

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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.