Home / 916,942.80-1,372,303.80-804,968.40

Finding the Fourth Proportional to 916,942.80, 1,372,303.80 and 804,968.40

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Solution

The fourth proportional to 916,942.80, 1,372,303.80 and 804,968.40 is: 1,204,722.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,942.80 : 1,372,303.80 = 804,968.40 : x
  2. Step 2: Convert to fraction form
    916,942.80/1,372,303.80 = 804,968.40/x
  3. Step 3: Cross multiply
    916,942.80x = 1,372,303.80 × 804,968.40
  4. Step 4: Simplify right side
    916,942.80x = 1,104,661,194,199.92
  5. Step 5: Solve for x
    x = 1,104,661,194,199.92/916,942.80
  6. Step 6: Final answer
    x = 1,204,722.03

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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.