Home / 603,018.64-904,335.90-198,116.84

Finding the Fourth Proportional to 603,018.64, 904,335.90 and 198,116.84

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Solution

The fourth proportional to 603,018.64, 904,335.90 and 198,116.84 is: 297,112.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,018.64 : 904,335.90 = 198,116.84 : x
  2. Step 2: Convert to fraction form
    603,018.64/904,335.90 = 198,116.84/x
  3. Step 3: Cross multiply
    603,018.64x = 904,335.90 × 198,116.84
  4. Step 4: Simplify right side
    603,018.64x = 179,164,170,806.56
  5. Step 5: Solve for x
    x = 179,164,170,806.56/603,018.64
  6. Step 6: Final answer
    x = 297,112.16

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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.