Home / 452,563.20-624,565.44-251,358.72

Finding the Fourth Proportional to 452,563.20, 624,565.44 and 251,358.72

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Solution

The fourth proportional to 452,563.20, 624,565.44 and 251,358.72 is: 346,890.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,563.20 : 624,565.44 = 251,358.72 : x
  2. Step 2: Convert to fraction form
    452,563.20/624,565.44 = 251,358.72/x
  3. Step 3: Cross multiply
    452,563.20x = 624,565.44 × 251,358.72
  4. Step 4: Simplify right side
    452,563.20x = 156,989,969,554.64
  5. Step 5: Solve for x
    x = 156,989,969,554.64/452,563.20
  6. Step 6: Final answer
    x = 346,890.71

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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.