Home / 714,018.64-1,071,205.22-354,358.29

Finding the Fourth Proportional to 714,018.64, 1,071,205.22 and 354,358.29

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Solution

The fourth proportional to 714,018.64, 1,071,205.22 and 354,358.29 is: 531,625.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,018.64 : 1,071,205.22 = 354,358.29 : x
  2. Step 2: Convert to fraction form
    714,018.64/1,071,205.22 = 354,358.29/x
  3. Step 3: Cross multiply
    714,018.64x = 1,071,205.22 × 354,358.29
  4. Step 4: Simplify right side
    714,018.64x = 379,590,449,998.27
  5. Step 5: Solve for x
    x = 379,590,449,998.27/714,018.64
  6. Step 6: Final answer
    x = 531,625.41

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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.