Home / 942,767.72-1,302,331.38-907,770.20

Finding the Fourth Proportional to 942,767.72, 1,302,331.38 and 907,770.20

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Solution

The fourth proportional to 942,767.72, 1,302,331.38 and 907,770.20 is: 1,253,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,767.72 : 1,302,331.38 = 907,770.20 : x
  2. Step 2: Convert to fraction form
    942,767.72/1,302,331.38 = 907,770.20/x
  3. Step 3: Cross multiply
    942,767.72x = 1,302,331.38 × 907,770.20
  4. Step 4: Simplify right side
    942,767.72x = 1,182,217,617,288.88
  5. Step 5: Solve for x
    x = 1,182,217,617,288.88/942,767.72
  6. Step 6: Final answer
    x = 1,253,986.10

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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.