Home / 704,715.60-1,057,109.04-199,313.04

Finding the Fourth Proportional to 704,715.60, 1,057,109.04 and 199,313.04

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Solution

The fourth proportional to 704,715.60, 1,057,109.04 and 199,313.04 is: 298,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,715.60 : 1,057,109.04 = 199,313.04 : x
  2. Step 2: Convert to fraction form
    704,715.60/1,057,109.04 = 199,313.04/x
  3. Step 3: Cross multiply
    704,715.60x = 1,057,109.04 × 199,313.04
  4. Step 4: Simplify right side
    704,715.60x = 210,695,616,373.88
  5. Step 5: Solve for x
    x = 210,695,616,373.88/704,715.60
  6. Step 6: Final answer
    x = 298,979.64

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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.