Home / 470,972.80-651,653.94-410,669.20

Finding the Fourth Proportional to 470,972.80, 651,653.94 and 410,669.20

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Solution

The fourth proportional to 470,972.80, 651,653.94 and 410,669.20 is: 568,215.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,972.80 : 651,653.94 = 410,669.20 : x
  2. Step 2: Convert to fraction form
    470,972.80/651,653.94 = 410,669.20/x
  3. Step 3: Cross multiply
    470,972.80x = 651,653.94 × 410,669.20
  4. Step 4: Simplify right side
    470,972.80x = 267,614,202,216.65
  5. Step 5: Solve for x
    x = 267,614,202,216.65/470,972.80
  6. Step 6: Final answer
    x = 568,215.83

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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.