Home / 806,124.42-1,209,668.45-301,040.15

Finding the Fourth Proportional to 806,124.42, 1,209,668.45 and 301,040.15

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Solution

The fourth proportional to 806,124.42, 1,209,668.45 and 301,040.15 is: 451,740.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,124.42 : 1,209,668.45 = 301,040.15 : x
  2. Step 2: Convert to fraction form
    806,124.42/1,209,668.45 = 301,040.15/x
  3. Step 3: Cross multiply
    806,124.42x = 1,209,668.45 × 301,040.15
  4. Step 4: Simplify right side
    806,124.42x = 364,158,764,084.73
  5. Step 5: Solve for x
    x = 364,158,764,084.73/806,124.42
  6. Step 6: Final answer
    x = 451,740.15

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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.