Home / 571,851.24-789,180.48-317,202.36

Finding the Fourth Proportional to 571,851.24, 789,180.48 and 317,202.36

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Solution

The fourth proportional to 571,851.24, 789,180.48 and 317,202.36 is: 437,753.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,851.24 : 789,180.48 = 317,202.36 : x
  2. Step 2: Convert to fraction form
    571,851.24/789,180.48 = 317,202.36/x
  3. Step 3: Cross multiply
    571,851.24x = 789,180.48 × 317,202.36
  4. Step 4: Simplify right side
    571,851.24x = 250,329,910,721.93
  5. Step 5: Solve for x
    x = 250,329,910,721.93/571,851.24
  6. Step 6: Final answer
    x = 437,753.55

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1.5x scale

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.