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Finding the Fourth Proportional to 260,999.35, 360,178.95 and 147,822.10

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Solution

The fourth proportional to 260,999.35, 360,178.95 and 147,822.10 is: 203,994.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,999.35 : 360,178.95 = 147,822.10 : x
  2. Step 2: Convert to fraction form
    260,999.35/360,178.95 = 147,822.10/x
  3. Step 3: Cross multiply
    260,999.35x = 360,178.95 × 147,822.10
  4. Step 4: Simplify right side
    260,999.35x = 53,242,408,418.68
  5. Step 5: Solve for x
    x = 53,242,408,418.68/260,999.35
  6. Step 6: Final answer
    x = 203,994.41

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1.5x scale

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.