Home / 669,592.62-1,004,277.96-220,319.10

Finding the Fourth Proportional to 669,592.62, 1,004,277.96 and 220,319.10

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Solution

The fourth proportional to 669,592.62, 1,004,277.96 and 220,319.10 is: 330,442.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,592.62 : 1,004,277.96 = 220,319.10 : x
  2. Step 2: Convert to fraction form
    669,592.62/1,004,277.96 = 220,319.10/x
  3. Step 3: Cross multiply
    669,592.62x = 1,004,277.96 × 220,319.10
  4. Step 4: Simplify right side
    669,592.62x = 221,261,616,297.04
  5. Step 5: Solve for x
    x = 221,261,616,297.04/669,592.62
  6. Step 6: Final answer
    x = 330,442.14

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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.