Home / 560,473.03-773,469.89-318,790.43

Finding the Fourth Proportional to 560,473.03, 773,469.89 and 318,790.43

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Solution

The fourth proportional to 560,473.03, 773,469.89 and 318,790.43 is: 439,940.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,473.03 : 773,469.89 = 318,790.43 : x
  2. Step 2: Convert to fraction form
    560,473.03/773,469.89 = 318,790.43/x
  3. Step 3: Cross multiply
    560,473.03x = 773,469.89 × 318,790.43
  4. Step 4: Simplify right side
    560,473.03x = 246,574,798,825.15
  5. Step 5: Solve for x
    x = 246,574,798,825.15/560,473.03
  6. Step 6: Final answer
    x = 439,940.52

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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.