Home / 805,009.62-1,109,742.60-562,539.66

Finding the Fourth Proportional to 805,009.62, 1,109,742.60 and 562,539.66

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Solution

The fourth proportional to 805,009.62, 1,109,742.60 and 562,539.66 is: 775,486.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,009.62 : 1,109,742.60 = 562,539.66 : x
  2. Step 2: Convert to fraction form
    805,009.62/1,109,742.60 = 562,539.66/x
  3. Step 3: Cross multiply
    805,009.62x = 1,109,742.60 × 562,539.66
  4. Step 4: Simplify right side
    805,009.62x = 624,274,224,891.52
  5. Step 5: Solve for x
    x = 624,274,224,891.52/805,009.62
  6. Step 6: Final answer
    x = 775,486.66

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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.