Home / 859,447.41-1,185,967.99-496,894.64

Finding the Fourth Proportional to 859,447.41, 1,185,967.99 and 496,894.64

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Solution

The fourth proportional to 859,447.41, 1,185,967.99 and 496,894.64 is: 685,674.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,447.41 : 1,185,967.99 = 496,894.64 : x
  2. Step 2: Convert to fraction form
    859,447.41/1,185,967.99 = 496,894.64/x
  3. Step 3: Cross multiply
    859,447.41x = 1,185,967.99 × 496,894.64
  4. Step 4: Simplify right side
    859,447.41x = 589,301,131,512.73
  5. Step 5: Solve for x
    x = 589,301,131,512.73/859,447.41
  6. Step 6: Final answer
    x = 685,674.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.