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Finding the Fourth Proportional to 630,851.58, 946,277.19 and 348,338.43

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Solution

The fourth proportional to 630,851.58, 946,277.19 and 348,338.43 is: 522,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,851.58 : 946,277.19 = 348,338.43 : x
  2. Step 2: Convert to fraction form
    630,851.58/946,277.19 = 348,338.43/x
  3. Step 3: Cross multiply
    630,851.58x = 946,277.19 × 348,338.43
  4. Step 4: Simplify right side
    630,851.58x = 329,624,710,709.41
  5. Step 5: Solve for x
    x = 329,624,710,709.41/630,851.58
  6. Step 6: Final answer
    x = 522,507.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.