Home / 1,179,975.12-1,770,029.10-338,505

Finding the Fourth Proportional to 1,179,975.12, 1,770,029.10 and 338,505

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Solution

The fourth proportional to 1,179,975.12, 1,770,029.10 and 338,505 is: 507,776.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,975.12 : 1,770,029.10 = 338,505 : x
  2. Step 2: Convert to fraction form
    1,179,975.12/1,770,029.10 = 338,505/x
  3. Step 3: Cross multiply
    1,179,975.12x = 1,770,029.10 × 338,505
  4. Step 4: Simplify right side
    1,179,975.12x = 599,163,700,495.50
  5. Step 5: Solve for x
    x = 599,163,700,495.50/1,179,975.12
  6. Step 6: Final answer
    x = 507,776.55

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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.