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Finding the Fourth Proportional to 304,683.36, 420,467.52 and 175,550.64

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Solution

The fourth proportional to 304,683.36, 420,467.52 and 175,550.64 is: 242,262.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,683.36 : 420,467.52 = 175,550.64 : x
  2. Step 2: Convert to fraction form
    304,683.36/420,467.52 = 175,550.64/x
  3. Step 3: Cross multiply
    304,683.36x = 420,467.52 × 175,550.64
  4. Step 4: Simplify right side
    304,683.36x = 73,813,342,235.21
  5. Step 5: Solve for x
    x = 73,813,342,235.21/304,683.36
  6. Step 6: Final answer
    x = 242,262.47

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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.