Home / 802,153.98-1,203,232.59-328,754.34

Finding the Fourth Proportional to 802,153.98, 1,203,232.59 and 328,754.34

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Solution

The fourth proportional to 802,153.98, 1,203,232.59 and 328,754.34 is: 493,132.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,153.98 : 1,203,232.59 = 328,754.34 : x
  2. Step 2: Convert to fraction form
    802,153.98/1,203,232.59 = 328,754.34/x
  3. Step 3: Cross multiply
    802,153.98x = 1,203,232.59 × 328,754.34
  4. Step 4: Simplify right side
    802,153.98x = 395,567,935,991.94
  5. Step 5: Solve for x
    x = 395,567,935,991.94/802,153.98
  6. Step 6: Final answer
    x = 493,132.17

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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.