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Finding the Fourth Proportional to 598,710.74, 898,406.93 and 219,580.93

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Solution

The fourth proportional to 598,710.74, 898,406.93 and 219,580.93 is: 329,496.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,710.74 : 898,406.93 = 219,580.93 : x
  2. Step 2: Convert to fraction form
    598,710.74/898,406.93 = 219,580.93/x
  3. Step 3: Cross multiply
    598,710.74x = 898,406.93 × 219,580.93
  4. Step 4: Simplify right side
    598,710.74x = 197,273,025,863.92
  5. Step 5: Solve for x
    x = 197,273,025,863.92/598,710.74
  6. Step 6: Final answer
    x = 329,496.39

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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.