Home / 806,272.83-1,209,584.21-245,292.75

Finding the Fourth Proportional to 806,272.83, 1,209,584.21 and 245,292.75

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Solution

The fourth proportional to 806,272.83, 1,209,584.21 and 245,292.75 is: 367,992.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,272.83 : 1,209,584.21 = 245,292.75 : x
  2. Step 2: Convert to fraction form
    806,272.83/1,209,584.21 = 245,292.75/x
  3. Step 3: Cross multiply
    806,272.83x = 1,209,584.21 × 245,292.75
  4. Step 4: Simplify right side
    806,272.83x = 296,702,236,001.01
  5. Step 5: Solve for x
    x = 296,702,236,001.01/806,272.83
  6. Step 6: Final answer
    x = 367,992.35

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1.5x scale

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.