Home / 1,026,744.30-1,538,771.40-493,203.78

Finding the Fourth Proportional to 1,026,744.30, 1,538,771.40 and 493,203.78

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Solution

The fourth proportional to 1,026,744.30, 1,538,771.40 and 493,203.78 is: 739,159.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,744.30 : 1,538,771.40 = 493,203.78 : x
  2. Step 2: Convert to fraction form
    1,026,744.30/1,538,771.40 = 493,203.78/x
  3. Step 3: Cross multiply
    1,026,744.30x = 1,538,771.40 × 493,203.78
  4. Step 4: Simplify right side
    1,026,744.30x = 758,927,871,035.89
  5. Step 5: Solve for x
    x = 758,927,871,035.89/1,026,744.30
  6. Step 6: Final answer
    x = 739,159.57

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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.