Home / 456,836.37-630,426.53-252,882.93

Finding the Fourth Proportional to 456,836.37, 630,426.53 and 252,882.93

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Solution

The fourth proportional to 456,836.37, 630,426.53 and 252,882.93 is: 348,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,836.37 : 630,426.53 = 252,882.93 : x
  2. Step 2: Convert to fraction form
    456,836.37/630,426.53 = 252,882.93/x
  3. Step 3: Cross multiply
    456,836.37x = 630,426.53 × 252,882.93
  4. Step 4: Simplify right side
    456,836.37x = 159,424,106,791.72
  5. Step 5: Solve for x
    x = 159,424,106,791.72/456,836.37
  6. Step 6: Final answer
    x = 348,974.20

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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.