Home / 916,955.80-1,372,323.30-804,981.40

Finding the Fourth Proportional to 916,955.80, 1,372,323.30 and 804,981.40

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Solution

The fourth proportional to 916,955.80, 1,372,323.30 and 804,981.40 is: 1,204,741.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,955.80 : 1,372,323.30 = 804,981.40 : x
  2. Step 2: Convert to fraction form
    916,955.80/1,372,323.30 = 804,981.40/x
  3. Step 3: Cross multiply
    916,955.80x = 1,372,323.30 × 804,981.40
  4. Step 4: Simplify right side
    916,955.80x = 1,104,694,731,286.62
  5. Step 5: Solve for x
    x = 1,104,694,731,286.62/916,955.80
  6. Step 6: Final answer
    x = 1,204,741.53

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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.