Home / 905,837.97-1,250,071.94-497,957.00

Finding the Fourth Proportional to 905,837.97, 1,250,071.94 and 497,957.00

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Solution

The fourth proportional to 905,837.97, 1,250,071.94 and 497,957.00 is: 687,189.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,837.97 : 1,250,071.94 = 497,957.00 : x
  2. Step 2: Convert to fraction form
    905,837.97/1,250,071.94 = 497,957.00/x
  3. Step 3: Cross multiply
    905,837.97x = 1,250,071.94 × 497,957.00
  4. Step 4: Simplify right side
    905,837.97x = 622,482,077,396.65
  5. Step 5: Solve for x
    x = 622,482,077,396.65/905,837.97
  6. Step 6: Final answer
    x = 687,189.21

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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.