Home / 756,924.64-1,135,474.80-251,530.72

Finding the Fourth Proportional to 756,924.64, 1,135,474.80 and 251,530.72

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Solution

The fourth proportional to 756,924.64, 1,135,474.80 and 251,530.72 is: 377,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,924.64 : 1,135,474.80 = 251,530.72 : x
  2. Step 2: Convert to fraction form
    756,924.64/1,135,474.80 = 251,530.72/x
  3. Step 3: Cross multiply
    756,924.64x = 1,135,474.80 × 251,530.72
  4. Step 4: Simplify right side
    756,924.64x = 285,606,793,985.86
  5. Step 5: Solve for x
    x = 285,606,793,985.86/756,924.64
  6. Step 6: Final answer
    x = 377,325.27

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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.