Home / 456,936.50-630,555.36-252,983.36

Finding the Fourth Proportional to 456,936.50, 630,555.36 and 252,983.36

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Solution

The fourth proportional to 456,936.50, 630,555.36 and 252,983.36 is: 349,107.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,936.50 : 630,555.36 = 252,983.36 : x
  2. Step 2: Convert to fraction form
    456,936.50/630,555.36 = 252,983.36/x
  3. Step 3: Cross multiply
    456,936.50x = 630,555.36 × 252,983.36
  4. Step 4: Simplify right side
    456,936.50x = 159,520,013,638.81
  5. Step 5: Solve for x
    x = 159,520,013,638.81/456,936.50
  6. Step 6: Final answer
    x = 349,107.62

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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.