Home / 910,100.08-1,364,086.96-684,736.36

Finding the Fourth Proportional to 910,100.08, 1,364,086.96 and 684,736.36

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Solution

The fourth proportional to 910,100.08, 1,364,086.96 and 684,736.36 is: 1,026,304.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,100.08 : 1,364,086.96 = 684,736.36 : x
  2. Step 2: Convert to fraction form
    910,100.08/1,364,086.96 = 684,736.36/x
  3. Step 3: Cross multiply
    910,100.08x = 1,364,086.96 × 684,736.36
  4. Step 4: Simplify right side
    910,100.08x = 934,039,939,713.87
  5. Step 5: Solve for x
    x = 934,039,939,713.87/910,100.08
  6. Step 6: Final answer
    x = 1,026,304.65

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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.