Home / 766,777.98-1,058,333.78-476,608.44

Finding the Fourth Proportional to 766,777.98, 1,058,333.78 and 476,608.44

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Solution

The fourth proportional to 766,777.98, 1,058,333.78 and 476,608.44 is: 657,831.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,777.98 : 1,058,333.78 = 476,608.44 : x
  2. Step 2: Convert to fraction form
    766,777.98/1,058,333.78 = 476,608.44/x
  3. Step 3: Cross multiply
    766,777.98x = 1,058,333.78 × 476,608.44
  4. Step 4: Simplify right side
    766,777.98x = 504,410,811,885.10
  5. Step 5: Solve for x
    x = 504,410,811,885.10/766,777.98
  6. Step 6: Final answer
    x = 657,831.63

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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.