Home / 456,768.05-630,323.83-252,819.37

Finding the Fourth Proportional to 456,768.05, 630,323.83 and 252,819.37

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Solution

The fourth proportional to 456,768.05, 630,323.83 and 252,819.37 is: 348,881.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,768.05 : 630,323.83 = 252,819.37 : x
  2. Step 2: Convert to fraction form
    456,768.05/630,323.83 = 252,819.37/x
  3. Step 3: Cross multiply
    456,768.05x = 630,323.83 × 252,819.37
  4. Step 4: Simplify right side
    456,768.05x = 159,358,069,180.87
  5. Step 5: Solve for x
    x = 159,358,069,180.87/456,768.05
  6. Step 6: Final answer
    x = 348,881.82

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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.