Home / 810,568.74-1,118,723.76-471,233.82

Finding the Fourth Proportional to 810,568.74, 1,118,723.76 and 471,233.82

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Solution

The fourth proportional to 810,568.74, 1,118,723.76 and 471,233.82 is: 650,383.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,568.74 : 1,118,723.76 = 471,233.82 : x
  2. Step 2: Convert to fraction form
    810,568.74/1,118,723.76 = 471,233.82/x
  3. Step 3: Cross multiply
    810,568.74x = 1,118,723.76 × 471,233.82
  4. Step 4: Simplify right side
    810,568.74x = 527,180,470,949.56
  5. Step 5: Solve for x
    x = 527,180,470,949.56/810,568.74
  6. Step 6: Final answer
    x = 650,383.42

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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.