Home / 888,836.63-1,226,591.16-480,939.26

Finding the Fourth Proportional to 888,836.63, 1,226,591.16 and 480,939.26

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Solution

The fourth proportional to 888,836.63, 1,226,591.16 and 480,939.26 is: 663,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,836.63 : 1,226,591.16 = 480,939.26 : x
  2. Step 2: Convert to fraction form
    888,836.63/1,226,591.16 = 480,939.26/x
  3. Step 3: Cross multiply
    888,836.63x = 1,226,591.16 × 480,939.26
  4. Step 4: Simplify right side
    888,836.63x = 589,915,836,275.29
  5. Step 5: Solve for x
    x = 589,915,836,275.29/888,836.63
  6. Step 6: Final answer
    x = 663,694.34

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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.