Home / 403,467.48-556,786.71-242,325.27

Finding the Fourth Proportional to 403,467.48, 556,786.71 and 242,325.27

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Solution

The fourth proportional to 403,467.48, 556,786.71 and 242,325.27 is: 334,409.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,467.48 : 556,786.71 = 242,325.27 : x
  2. Step 2: Convert to fraction form
    403,467.48/556,786.71 = 242,325.27/x
  3. Step 3: Cross multiply
    403,467.48x = 556,786.71 × 242,325.27
  4. Step 4: Simplify right side
    403,467.48x = 134,923,489,833.16
  5. Step 5: Solve for x
    x = 134,923,489,833.16/403,467.48
  6. Step 6: Final answer
    x = 334,409.83

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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.