Home / 888,902.56-1,225,408.08-633,811.36

Finding the Fourth Proportional to 888,902.56, 1,225,408.08 and 633,811.36

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Solution

The fourth proportional to 888,902.56, 1,225,408.08 and 633,811.36 is: 873,748.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,902.56 : 1,225,408.08 = 633,811.36 : x
  2. Step 2: Convert to fraction form
    888,902.56/1,225,408.08 = 633,811.36/x
  3. Step 3: Cross multiply
    888,902.56x = 1,225,408.08 × 633,811.36
  4. Step 4: Simplify right side
    888,902.56x = 776,677,561,739.79
  5. Step 5: Solve for x
    x = 776,677,561,739.79/888,902.56
  6. Step 6: Final answer
    x = 873,748.82

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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.