Home / 1,313,473.80-1,970,064.90-366,940.20

Finding the Fourth Proportional to 1,313,473.80, 1,970,064.90 and 366,940.20

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Solution

The fourth proportional to 1,313,473.80, 1,970,064.90 and 366,940.20 is: 550,369.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,473.80 : 1,970,064.90 = 366,940.20 : x
  2. Step 2: Convert to fraction form
    1,313,473.80/1,970,064.90 = 366,940.20/x
  3. Step 3: Cross multiply
    1,313,473.80x = 1,970,064.90 × 366,940.20
  4. Step 4: Simplify right side
    1,313,473.80x = 722,896,008,418.98
  5. Step 5: Solve for x
    x = 722,896,008,418.98/1,313,473.80
  6. Step 6: Final answer
    x = 550,369.57

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1.5x scale

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.