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Finding the Fourth Proportional to 456,584.46, 630,074.43 and 252,630.06

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Solution

The fourth proportional to 456,584.46, 630,074.43 and 252,630.06 is: 348,622.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,584.46 : 630,074.43 = 252,630.06 : x
  2. Step 2: Convert to fraction form
    456,584.46/630,074.43 = 252,630.06/x
  3. Step 3: Cross multiply
    456,584.46x = 630,074.43 × 252,630.06
  4. Step 4: Simplify right side
    456,584.46x = 159,175,741,055.37
  5. Step 5: Solve for x
    x = 159,175,741,055.37/456,584.46
  6. Step 6: Final answer
    x = 348,622.77

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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.