Home / 727,200.32-1,091,063.04-253,955.52

Finding the Fourth Proportional to 727,200.32, 1,091,063.04 and 253,955.52

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Solution

The fourth proportional to 727,200.32, 1,091,063.04 and 253,955.52 is: 381,024.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,200.32 : 1,091,063.04 = 253,955.52 : x
  2. Step 2: Convert to fraction form
    727,200.32/1,091,063.04 = 253,955.52/x
  3. Step 3: Cross multiply
    727,200.32x = 1,091,063.04 × 253,955.52
  4. Step 4: Simplify right side
    727,200.32x = 277,081,481,675.98
  5. Step 5: Solve for x
    x = 277,081,481,675.98/727,200.32
  6. Step 6: Final answer
    x = 381,024.97

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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.