Home / 467,808.50-645,576.19-252,948.51

Finding the Fourth Proportional to 467,808.50, 645,576.19 and 252,948.51

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Solution

The fourth proportional to 467,808.50, 645,576.19 and 252,948.51 is: 349,069.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,808.50 : 645,576.19 = 252,948.51 : x
  2. Step 2: Convert to fraction form
    467,808.50/645,576.19 = 252,948.51/x
  3. Step 3: Cross multiply
    467,808.50x = 645,576.19 × 252,948.51
  4. Step 4: Simplify right side
    467,808.50x = 163,297,535,351.98
  5. Step 5: Solve for x
    x = 163,297,535,351.98/467,808.50
  6. Step 6: Final answer
    x = 349,069.19

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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.