Home / 456,582.96-630,072.36-252,628.56

Finding the Fourth Proportional to 456,582.96, 630,072.36 and 252,628.56

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Solution

The fourth proportional to 456,582.96, 630,072.36 and 252,628.56 is: 348,620.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,582.96 : 630,072.36 = 252,628.56 : x
  2. Step 2: Convert to fraction form
    456,582.96/630,072.36 = 252,628.56/x
  3. Step 3: Cross multiply
    456,582.96x = 630,072.36 × 252,628.56
  4. Step 4: Simplify right side
    456,582.96x = 159,174,273,002.60
  5. Step 5: Solve for x
    x = 159,174,273,002.60/456,582.96
  6. Step 6: Final answer
    x = 348,620.70

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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.