Home / 791,054.56-1,091,850.60-451,719.64

Finding the Fourth Proportional to 791,054.56, 1,091,850.60 and 451,719.64

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Solution

The fourth proportional to 791,054.56, 1,091,850.60 and 451,719.64 is: 623,484.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,054.56 : 1,091,850.60 = 451,719.64 : x
  2. Step 2: Convert to fraction form
    791,054.56/1,091,850.60 = 451,719.64/x
  3. Step 3: Cross multiply
    791,054.56x = 1,091,850.60 × 451,719.64
  4. Step 4: Simplify right side
    791,054.56x = 493,210,359,965.78
  5. Step 5: Solve for x
    x = 493,210,359,965.78/791,054.56
  6. Step 6: Final answer
    x = 623,484.63

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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.