Home / 806,946.25-1,113,251.61-480,193.84

Finding the Fourth Proportional to 806,946.25, 1,113,251.61 and 480,193.84

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Solution

The fourth proportional to 806,946.25, 1,113,251.61 and 480,193.84 is: 662,468.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,946.25 : 1,113,251.61 = 480,193.84 : x
  2. Step 2: Convert to fraction form
    806,946.25/1,113,251.61 = 480,193.84/x
  3. Step 3: Cross multiply
    806,946.25x = 1,113,251.61 × 480,193.84
  4. Step 4: Simplify right side
    806,946.25x = 534,576,562,422.33
  5. Step 5: Solve for x
    x = 534,576,562,422.33/806,946.25
  6. Step 6: Final answer
    x = 662,468.61

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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.