Home / 722,999.10-1,084,498.65-368,705.10

Finding the Fourth Proportional to 722,999.10, 1,084,498.65 and 368,705.10

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Solution

The fourth proportional to 722,999.10, 1,084,498.65 and 368,705.10 is: 553,057.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,999.10 : 1,084,498.65 = 368,705.10 : x
  2. Step 2: Convert to fraction form
    722,999.10/1,084,498.65 = 368,705.10/x
  3. Step 3: Cross multiply
    722,999.10x = 1,084,498.65 × 368,705.10
  4. Step 4: Simplify right side
    722,999.10x = 399,860,183,198.12
  5. Step 5: Solve for x
    x = 399,860,183,198.12/722,999.10
  6. Step 6: Final answer
    x = 553,057.65

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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.