Home / 940,724.58-1,298,388.88-558,677.55

Finding the Fourth Proportional to 940,724.58, 1,298,388.88 and 558,677.55

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Solution

The fourth proportional to 940,724.58, 1,298,388.88 and 558,677.55 is: 771,087.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,724.58 : 1,298,388.88 = 558,677.55 : x
  2. Step 2: Convert to fraction form
    940,724.58/1,298,388.88 = 558,677.55/x
  3. Step 3: Cross multiply
    940,724.58x = 1,298,388.88 × 558,677.55
  4. Step 4: Simplify right side
    940,724.58x = 725,380,715,632.26
  5. Step 5: Solve for x
    x = 725,380,715,632.26/940,724.58
  6. Step 6: Final answer
    x = 771,087.24

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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.