Home / 445,669.08-614,964.06-252,103.20

Finding the Fourth Proportional to 445,669.08, 614,964.06 and 252,103.20

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Solution

The fourth proportional to 445,669.08, 614,964.06 and 252,103.20 is: 347,868.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,669.08 : 614,964.06 = 252,103.20 : x
  2. Step 2: Convert to fraction form
    445,669.08/614,964.06 = 252,103.20/x
  3. Step 3: Cross multiply
    445,669.08x = 614,964.06 × 252,103.20
  4. Step 4: Simplify right side
    445,669.08x = 155,034,407,410.99
  5. Step 5: Solve for x
    x = 155,034,407,410.99/445,669.08
  6. Step 6: Final answer
    x = 347,868.89

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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.