Home / 850,065.55-1,274,506.49-376,494.19

Finding the Fourth Proportional to 850,065.55, 1,274,506.49 and 376,494.19

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Solution

The fourth proportional to 850,065.55, 1,274,506.49 and 376,494.19 is: 564,479.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,065.55 : 1,274,506.49 = 376,494.19 : x
  2. Step 2: Convert to fraction form
    850,065.55/1,274,506.49 = 376,494.19/x
  3. Step 3: Cross multiply
    850,065.55x = 1,274,506.49 × 376,494.19
  4. Step 4: Simplify right side
    850,065.55x = 479,844,286,719.82
  5. Step 5: Solve for x
    x = 479,844,286,719.82/850,065.55
  6. Step 6: Final answer
    x = 564,479.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.