Home / 906,209.64-1,250,432.28-518,964.84

Finding the Fourth Proportional to 906,209.64, 1,250,432.28 and 518,964.84

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Solution

The fourth proportional to 906,209.64, 1,250,432.28 and 518,964.84 is: 716,093.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,209.64 : 1,250,432.28 = 518,964.84 : x
  2. Step 2: Convert to fraction form
    906,209.64/1,250,432.28 = 518,964.84/x
  3. Step 3: Cross multiply
    906,209.64x = 1,250,432.28 × 518,964.84
  4. Step 4: Simplify right side
    906,209.64x = 648,930,388,121.04
  5. Step 5: Solve for x
    x = 648,930,388,121.04/906,209.64
  6. Step 6: Final answer
    x = 716,093.01

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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.