Home / 1,201,792.32-1,802,571.36-315,328.32

Finding the Fourth Proportional to 1,201,792.32, 1,802,571.36 and 315,328.32

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Solution

The fourth proportional to 1,201,792.32, 1,802,571.36 and 315,328.32 is: 472,961.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,792.32 : 1,802,571.36 = 315,328.32 : x
  2. Step 2: Convert to fraction form
    1,201,792.32/1,802,571.36 = 315,328.32/x
  3. Step 3: Cross multiply
    1,201,792.32x = 1,802,571.36 × 315,328.32
  4. Step 4: Simplify right side
    1,201,792.32x = 568,401,798,628.92
  5. Step 5: Solve for x
    x = 568,401,798,628.92/1,201,792.32
  6. Step 6: Final answer
    x = 472,961.75

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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.