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Finding the Fourth Proportional to 260,873.15, 360,004.14 and 144,594.05

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Solution

The fourth proportional to 260,873.15, 360,004.14 and 144,594.05 is: 199,539.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,873.15 : 360,004.14 = 144,594.05 : x
  2. Step 2: Convert to fraction form
    260,873.15/360,004.14 = 144,594.05/x
  3. Step 3: Cross multiply
    260,873.15x = 360,004.14 × 144,594.05
  4. Step 4: Simplify right side
    260,873.15x = 52,054,454,819.35
  5. Step 5: Solve for x
    x = 52,054,454,819.35/260,873.15
  6. Step 6: Final answer
    x = 199,539.34

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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.