Home / 791,053.56-1,091,849.22-451,718.64

Finding the Fourth Proportional to 791,053.56, 1,091,849.22 and 451,718.64

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Solution

The fourth proportional to 791,053.56, 1,091,849.22 and 451,718.64 is: 623,483.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,053.56 : 1,091,849.22 = 451,718.64 : x
  2. Step 2: Convert to fraction form
    791,053.56/1,091,849.22 = 451,718.64/x
  3. Step 3: Cross multiply
    791,053.56x = 1,091,849.22 × 451,718.64
  4. Step 4: Simplify right side
    791,053.56x = 493,208,644,743.46
  5. Step 5: Solve for x
    x = 493,208,644,743.46/791,053.56
  6. Step 6: Final answer
    x = 623,483.25

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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.