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Finding the Fourth Proportional to 982,504, 1,355,855.52 and 558,568

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Solution

The fourth proportional to 982,504, 1,355,855.52 and 558,568 is: 770,823.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,504 : 1,355,855.52 = 558,568 : x
  2. Step 2: Convert to fraction form
    982,504/1,355,855.52 = 558,568/x
  3. Step 3: Cross multiply
    982,504x = 1,355,855.52 × 558,568
  4. Step 4: Simplify right side
    982,504x = 757,337,506,095.36
  5. Step 5: Solve for x
    x = 757,337,506,095.36/982,504
  6. Step 6: Final answer
    x = 770,823.84

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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.