Home / 901,161.16-1,243,517.34-538,512.82

Finding the Fourth Proportional to 901,161.16, 1,243,517.34 and 538,512.82

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Solution

The fourth proportional to 901,161.16, 1,243,517.34 and 538,512.82 is: 743,096.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,161.16 : 1,243,517.34 = 538,512.82 : x
  2. Step 2: Convert to fraction form
    901,161.16/1,243,517.34 = 538,512.82/x
  3. Step 3: Cross multiply
    901,161.16x = 1,243,517.34 × 538,512.82
  4. Step 4: Simplify right side
    901,161.16x = 669,650,029,482.30
  5. Step 5: Solve for x
    x = 669,650,029,482.30/901,161.16
  6. Step 6: Final answer
    x = 743,096.86

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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.