Home / 703,476.48-1,055,362.32-230,124.72

Finding the Fourth Proportional to 703,476.48, 1,055,362.32 and 230,124.72

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Solution

The fourth proportional to 703,476.48, 1,055,362.32 and 230,124.72 is: 345,235.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,476.48 : 1,055,362.32 = 230,124.72 : x
  2. Step 2: Convert to fraction form
    703,476.48/1,055,362.32 = 230,124.72/x
  3. Step 3: Cross multiply
    703,476.48x = 1,055,362.32 × 230,124.72
  4. Step 4: Simplify right side
    703,476.48x = 242,864,958,388.55
  5. Step 5: Solve for x
    x = 242,864,958,388.55/703,476.48
  6. Step 6: Final answer
    x = 345,235.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.