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Finding the Fourth Proportional to 446,536.58, 616,217.94 and 242,585.87

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Solution

The fourth proportional to 446,536.58, 616,217.94 and 242,585.87 is: 334,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,536.58 : 616,217.94 = 242,585.87 : x
  2. Step 2: Convert to fraction form
    446,536.58/616,217.94 = 242,585.87/x
  3. Step 3: Cross multiply
    446,536.58x = 616,217.94 × 242,585.87
  4. Step 4: Simplify right side
    446,536.58x = 149,485,762,003.42
  5. Step 5: Solve for x
    x = 149,485,762,003.42/446,536.58
  6. Step 6: Final answer
    x = 334,767.12

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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.