Home / 807,598.09-1,211,303.33-208,512.17

Finding the Fourth Proportional to 807,598.09, 1,211,303.33 and 208,512.17

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Solution

The fourth proportional to 807,598.09, 1,211,303.33 and 208,512.17 is: 312,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,598.09 : 1,211,303.33 = 208,512.17 : x
  2. Step 2: Convert to fraction form
    807,598.09/1,211,303.33 = 208,512.17/x
  3. Step 3: Cross multiply
    807,598.09x = 1,211,303.33 × 208,512.17
  4. Step 4: Simplify right side
    807,598.09x = 252,571,485,866.53
  5. Step 5: Solve for x
    x = 252,571,485,866.53/807,598.09
  6. Step 6: Final answer
    x = 312,744.04

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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.