Home / 802,922.08-1,105,251.36-693,976.72

Finding the Fourth Proportional to 802,922.08, 1,105,251.36 and 693,976.72

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Solution

The fourth proportional to 802,922.08, 1,105,251.36 and 693,976.72 is: 955,284.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,922.08 : 1,105,251.36 = 693,976.72 : x
  2. Step 2: Convert to fraction form
    802,922.08/1,105,251.36 = 693,976.72/x
  3. Step 3: Cross multiply
    802,922.08x = 1,105,251.36 × 693,976.72
  4. Step 4: Simplify right side
    802,922.08x = 767,018,713,588.34
  5. Step 5: Solve for x
    x = 767,018,713,588.34/802,922.08
  6. Step 6: Final answer
    x = 955,284.12

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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.