Home / 288,742.58-432,041.14-181,626.36

Finding the Fourth Proportional to 288,742.58, 432,041.14 and 181,626.36

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Solution

The fourth proportional to 288,742.58, 432,041.14 and 181,626.36 is: 271,764.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,742.58 : 432,041.14 = 181,626.36 : x
  2. Step 2: Convert to fraction form
    288,742.58/432,041.14 = 181,626.36/x
  3. Step 3: Cross multiply
    288,742.58x = 432,041.14 × 181,626.36
  4. Step 4: Simplify right side
    288,742.58x = 78,470,059,628.45
  5. Step 5: Solve for x
    x = 78,470,059,628.45/288,742.58
  6. Step 6: Final answer
    x = 271,764.77

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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.