Home / 669,084.83-1,004,623.71-270,504.08

Finding the Fourth Proportional to 669,084.83, 1,004,623.71 and 270,504.08

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Solution

The fourth proportional to 669,084.83, 1,004,623.71 and 270,504.08 is: 406,158.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,084.83 : 1,004,623.71 = 270,504.08 : x
  2. Step 2: Convert to fraction form
    669,084.83/1,004,623.71 = 270,504.08/x
  3. Step 3: Cross multiply
    669,084.83x = 1,004,623.71 × 270,504.08
  4. Step 4: Simplify right side
    669,084.83x = 271,754,812,419.74
  5. Step 5: Solve for x
    x = 271,754,812,419.74/669,084.83
  6. Step 6: Final answer
    x = 406,158.98

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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.