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Finding the Fourth Proportional to 333,555, 460,377.36 and 212,668.44

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Solution

The fourth proportional to 333,555, 460,377.36 and 212,668.44 is: 293,528.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,555 : 460,377.36 = 212,668.44 : x
  2. Step 2: Convert to fraction form
    333,555/460,377.36 = 212,668.44/x
  3. Step 3: Cross multiply
    333,555x = 460,377.36 × 212,668.44
  4. Step 4: Simplify right side
    333,555x = 97,907,734,962.52
  5. Step 5: Solve for x
    x = 97,907,734,962.52/333,555
  6. Step 6: Final answer
    x = 293,528.01

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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.