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Finding the Fourth Proportional to 598,717.68, 825,436.44 and 496,356.72

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Solution

The fourth proportional to 598,717.68, 825,436.44 and 496,356.72 is: 684,314.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,717.68 : 825,436.44 = 496,356.72 : x
  2. Step 2: Convert to fraction form
    598,717.68/825,436.44 = 496,356.72/x
  3. Step 3: Cross multiply
    598,717.68x = 825,436.44 × 496,356.72
  4. Step 4: Simplify right side
    598,717.68x = 409,710,923,926.88
  5. Step 5: Solve for x
    x = 409,710,923,926.88/598,717.68
  6. Step 6: Final answer
    x = 684,314.06

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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.