Home / 823,725.72-1,236,461.96-729,567.16

Finding the Fourth Proportional to 823,725.72, 1,236,461.96 and 729,567.16

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Solution

The fourth proportional to 823,725.72, 1,236,461.96 and 729,567.16 is: 1,095,124.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,725.72 : 1,236,461.96 = 729,567.16 : x
  2. Step 2: Convert to fraction form
    823,725.72/1,236,461.96 = 729,567.16/x
  3. Step 3: Cross multiply
    823,725.72x = 1,236,461.96 × 729,567.16
  4. Step 4: Simplify right side
    823,725.72x = 902,082,039,338.00
  5. Step 5: Solve for x
    x = 902,082,039,338.00/823,725.72
  6. Step 6: Final answer
    x = 1,095,124.28

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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.