Home / 761,323.62-1,141,986.30-228,844.64

Finding the Fourth Proportional to 761,323.62, 1,141,986.30 and 228,844.64

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Solution

The fourth proportional to 761,323.62, 1,141,986.30 and 228,844.64 is: 343,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,323.62 : 1,141,986.30 = 228,844.64 : x
  2. Step 2: Convert to fraction form
    761,323.62/1,141,986.30 = 228,844.64/x
  3. Step 3: Cross multiply
    761,323.62x = 1,141,986.30 × 228,844.64
  4. Step 4: Simplify right side
    761,323.62x = 261,337,445,705.23
  5. Step 5: Solve for x
    x = 261,337,445,705.23/761,323.62
  6. Step 6: Final answer
    x = 343,267.22

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1.5x scale

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.