Home / 979,467.15-1,468,690.97-348,289.23

Finding the Fourth Proportional to 979,467.15, 1,468,690.97 and 348,289.23

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Solution

The fourth proportional to 979,467.15, 1,468,690.97 and 348,289.23 is: 522,252.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,467.15 : 1,468,690.97 = 348,289.23 : x
  2. Step 2: Convert to fraction form
    979,467.15/1,468,690.97 = 348,289.23/x
  3. Step 3: Cross multiply
    979,467.15x = 1,468,690.97 × 348,289.23
  4. Step 4: Simplify right side
    979,467.15x = 511,529,245,307.81
  5. Step 5: Solve for x
    x = 511,529,245,307.81/979,467.15
  6. Step 6: Final answer
    x = 522,252.58

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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.