Home / 816,066.81-1,126,100.52-453,467.70

Finding the Fourth Proportional to 816,066.81, 1,126,100.52 and 453,467.70

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Solution

The fourth proportional to 816,066.81, 1,126,100.52 and 453,467.70 is: 625,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,066.81 : 1,126,100.52 = 453,467.70 : x
  2. Step 2: Convert to fraction form
    816,066.81/1,126,100.52 = 453,467.70/x
  3. Step 3: Cross multiply
    816,066.81x = 1,126,100.52 × 453,467.70
  4. Step 4: Simplify right side
    816,066.81x = 510,650,212,773.20
  5. Step 5: Solve for x
    x = 510,650,212,773.20/816,066.81
  6. Step 6: Final answer
    x = 625,745.60

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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.