Home / 697,589.10-1,045,851.42-318,244.54

Finding the Fourth Proportional to 697,589.10, 1,045,851.42 and 318,244.54

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Solution

The fourth proportional to 697,589.10, 1,045,851.42 and 318,244.54 is: 477,124.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,589.10 : 1,045,851.42 = 318,244.54 : x
  2. Step 2: Convert to fraction form
    697,589.10/1,045,851.42 = 318,244.54/x
  3. Step 3: Cross multiply
    697,589.10x = 1,045,851.42 × 318,244.54
  4. Step 4: Simplify right side
    697,589.10x = 332,836,500,258.20
  5. Step 5: Solve for x
    x = 332,836,500,258.20/697,589.10
  6. Step 6: Final answer
    x = 477,124.00

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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.