Home / 757,157.40-1,135,490.27-251,582.63

Finding the Fourth Proportional to 757,157.40, 1,135,490.27 and 251,582.63

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Solution

The fourth proportional to 757,157.40, 1,135,490.27 and 251,582.63 is: 377,292.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,157.40 : 1,135,490.27 = 251,582.63 : x
  2. Step 2: Convert to fraction form
    757,157.40/1,135,490.27 = 251,582.63/x
  3. Step 3: Cross multiply
    757,157.40x = 1,135,490.27 × 251,582.63
  4. Step 4: Simplify right side
    757,157.40x = 285,669,621,530.65
  5. Step 5: Solve for x
    x = 285,669,621,530.65/757,157.40
  6. Step 6: Final answer
    x = 377,292.25

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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.