Home / 727,084.23-1,090,134.27-253,511.25

Finding the Fourth Proportional to 727,084.23, 1,090,134.27 and 253,511.25

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Solution

The fourth proportional to 727,084.23, 1,090,134.27 and 253,511.25 is: 380,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,084.23 : 1,090,134.27 = 253,511.25 : x
  2. Step 2: Convert to fraction form
    727,084.23/1,090,134.27 = 253,511.25/x
  3. Step 3: Cross multiply
    727,084.23x = 1,090,134.27 × 253,511.25
  4. Step 4: Simplify right side
    727,084.23x = 276,361,301,455.54
  5. Step 5: Solve for x
    x = 276,361,301,455.54/727,084.23
  6. Step 6: Final answer
    x = 380,095.30

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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.