Home / 888,607.31-1,226,274.35-480,708.14

Finding the Fourth Proportional to 888,607.31, 1,226,274.35 and 480,708.14

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Solution

The fourth proportional to 888,607.31, 1,226,274.35 and 480,708.14 is: 663,375.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,607.31 : 1,226,274.35 = 480,708.14 : x
  2. Step 2: Convert to fraction form
    888,607.31/1,226,274.35 = 480,708.14/x
  3. Step 3: Cross multiply
    888,607.31x = 1,226,274.35 × 480,708.14
  4. Step 4: Simplify right side
    888,607.31x = 589,480,062,580.35
  5. Step 5: Solve for x
    x = 589,480,062,580.35/888,607.31
  6. Step 6: Final answer
    x = 663,375.22

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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.