Home / 575,982.80-794,849.36-317,861.72

Finding the Fourth Proportional to 575,982.80, 794,849.36 and 317,861.72

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Solution

The fourth proportional to 575,982.80, 794,849.36 and 317,861.72 is: 438,645.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,982.80 : 794,849.36 = 317,861.72 : x
  2. Step 2: Convert to fraction form
    575,982.80/794,849.36 = 317,861.72/x
  3. Step 3: Cross multiply
    575,982.80x = 794,849.36 × 317,861.72
  4. Step 4: Simplify right side
    575,982.80x = 252,652,184,710.50
  5. Step 5: Solve for x
    x = 252,652,184,710.50/575,982.80
  6. Step 6: Final answer
    x = 438,645.36

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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.