Home / 598,917.60-898,376.40-299,444.40

Finding the Fourth Proportional to 598,917.60, 898,376.40 and 299,444.40

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Solution

The fourth proportional to 598,917.60, 898,376.40 and 299,444.40 is: 449,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,917.60 : 898,376.40 = 299,444.40 : x
  2. Step 2: Convert to fraction form
    598,917.60/898,376.40 = 299,444.40/x
  3. Step 3: Cross multiply
    598,917.60x = 898,376.40 × 299,444.40
  4. Step 4: Simplify right side
    598,917.60x = 269,013,782,072.16
  5. Step 5: Solve for x
    x = 269,013,782,072.16/598,917.60
  6. Step 6: Final answer
    x = 449,166.60

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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.