Home / 669,918.32-1,004,977.92-196,547.84

Finding the Fourth Proportional to 669,918.32, 1,004,977.92 and 196,547.84

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Solution

The fourth proportional to 669,918.32, 1,004,977.92 and 196,547.84 is: 294,851.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,918.32 : 1,004,977.92 = 196,547.84 : x
  2. Step 2: Convert to fraction form
    669,918.32/1,004,977.92 = 196,547.84/x
  3. Step 3: Cross multiply
    669,918.32x = 1,004,977.92 × 196,547.84
  4. Step 4: Simplify right side
    669,918.32x = 197,526,239,423.69
  5. Step 5: Solve for x
    x = 197,526,239,423.69/669,918.32
  6. Step 6: Final answer
    x = 294,851.23

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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.