Home / 979,967.03-1,469,493.41-372,868.35

Finding the Fourth Proportional to 979,967.03, 1,469,493.41 and 372,868.35

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Solution

The fourth proportional to 979,967.03, 1,469,493.41 and 372,868.35 is: 559,128.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,967.03 : 1,469,493.41 = 372,868.35 : x
  2. Step 2: Convert to fraction form
    979,967.03/1,469,493.41 = 372,868.35/x
  3. Step 3: Cross multiply
    979,967.03x = 1,469,493.41 × 372,868.35
  4. Step 4: Simplify right side
    979,967.03x = 547,927,577,683.04
  5. Step 5: Solve for x
    x = 547,927,577,683.04/979,967.03
  6. Step 6: Final answer
    x = 559,128.58

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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.