Home / 802,908.65-1,107,846.42-544,985.21

Finding the Fourth Proportional to 802,908.65, 1,107,846.42 and 544,985.21

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Solution

The fourth proportional to 802,908.65, 1,107,846.42 and 544,985.21 is: 751,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,908.65 : 1,107,846.42 = 544,985.21 : x
  2. Step 2: Convert to fraction form
    802,908.65/1,107,846.42 = 544,985.21/x
  3. Step 3: Cross multiply
    802,908.65x = 1,107,846.42 × 544,985.21
  4. Step 4: Simplify right side
    802,908.65x = 603,759,914,577.37
  5. Step 5: Solve for x
    x = 603,759,914,577.37/802,908.65
  6. Step 6: Final answer
    x = 751,965.88

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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.