Home / 979,222.88-1,467,653.28-505,650.08

Finding the Fourth Proportional to 979,222.88, 1,467,653.28 and 505,650.08

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Solution

The fourth proportional to 979,222.88, 1,467,653.28 and 505,650.08 is: 757,865.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,222.88 : 1,467,653.28 = 505,650.08 : x
  2. Step 2: Convert to fraction form
    979,222.88/1,467,653.28 = 505,650.08/x
  3. Step 3: Cross multiply
    979,222.88x = 1,467,653.28 × 505,650.08
  4. Step 4: Simplify right side
    979,222.88x = 742,118,998,444.26
  5. Step 5: Solve for x
    x = 742,118,998,444.26/979,222.88
  6. Step 6: Final answer
    x = 757,865.26

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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.