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Finding the Fourth Proportional to 598,311.72, 825,974.88 and 462,039.72

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Solution

The fourth proportional to 598,311.72, 825,974.88 and 462,039.72 is: 637,850.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,311.72 : 825,974.88 = 462,039.72 : x
  2. Step 2: Convert to fraction form
    598,311.72/825,974.88 = 462,039.72/x
  3. Step 3: Cross multiply
    598,311.72x = 825,974.88 × 462,039.72
  4. Step 4: Simplify right side
    598,311.72x = 381,633,202,282.23
  5. Step 5: Solve for x
    x = 381,633,202,282.23/598,311.72
  6. Step 6: Final answer
    x = 637,850.12

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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.