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Finding the Fourth Proportional to 456,559.49, 630,052.83 and 252,619.00

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Solution

The fourth proportional to 456,559.49, 630,052.83 and 252,619.00 is: 348,614.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,559.49 : 630,052.83 = 252,619.00 : x
  2. Step 2: Convert to fraction form
    456,559.49/630,052.83 = 252,619.00/x
  3. Step 3: Cross multiply
    456,559.49x = 630,052.83 × 252,619.00
  4. Step 4: Simplify right side
    456,559.49x = 159,163,317,830.69
  5. Step 5: Solve for x
    x = 159,163,317,830.69/456,559.49
  6. Step 6: Final answer
    x = 348,614.63

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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.