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Finding the Fourth Proportional to 598,716.68, 825,435.06 and 496,355.72

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Solution

The fourth proportional to 598,716.68, 825,435.06 and 496,355.72 is: 684,312.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,716.68 : 825,435.06 = 496,355.72 : x
  2. Step 2: Convert to fraction form
    598,716.68/825,435.06 = 496,355.72/x
  3. Step 3: Cross multiply
    598,716.68x = 825,435.06 × 496,355.72
  4. Step 4: Simplify right side
    598,716.68x = 409,709,413,519.54
  5. Step 5: Solve for x
    x = 409,709,413,519.54/598,716.68
  6. Step 6: Final answer
    x = 684,312.68

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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.