Home / 696,728.12-1,045,093.80-191,296.01

Finding the Fourth Proportional to 696,728.12, 1,045,093.80 and 191,296.01

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Solution

The fourth proportional to 696,728.12, 1,045,093.80 and 191,296.01 is: 286,944.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,728.12 : 1,045,093.80 = 191,296.01 : x
  2. Step 2: Convert to fraction form
    696,728.12/1,045,093.80 = 191,296.01/x
  3. Step 3: Cross multiply
    696,728.12x = 1,045,093.80 × 191,296.01
  4. Step 4: Simplify right side
    696,728.12x = 199,922,277,345.83
  5. Step 5: Solve for x
    x = 199,922,277,345.83/696,728.12
  6. Step 6: Final answer
    x = 286,944.47

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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.