Home / 456,777.09-630,336.24-252,828.41

Finding the Fourth Proportional to 456,777.09, 630,336.24 and 252,828.41

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Solution

The fourth proportional to 456,777.09, 630,336.24 and 252,828.41 is: 348,894.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,777.09 : 630,336.24 = 252,828.41 : x
  2. Step 2: Convert to fraction form
    456,777.09/630,336.24 = 252,828.41/x
  3. Step 3: Cross multiply
    456,777.09x = 630,336.24 × 252,828.41
  4. Step 4: Simplify right side
    456,777.09x = 159,366,906,172.90
  5. Step 5: Solve for x
    x = 159,366,906,172.90/456,777.09
  6. Step 6: Final answer
    x = 348,894.26

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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.