Home / 556,964.56-835,451.34-157,618.36

Finding the Fourth Proportional to 556,964.56, 835,451.34 and 157,618.36

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Solution

The fourth proportional to 556,964.56, 835,451.34 and 157,618.36 is: 236,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,964.56 : 835,451.34 = 157,618.36 : x
  2. Step 2: Convert to fraction form
    556,964.56/835,451.34 = 157,618.36/x
  3. Step 3: Cross multiply
    556,964.56x = 835,451.34 × 157,618.36
  4. Step 4: Simplify right side
    556,964.56x = 131,682,470,070.60
  5. Step 5: Solve for x
    x = 131,682,470,070.60/556,964.56
  6. Step 6: Final answer
    x = 236,428.81

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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.