Home / 350,819.64-484,352.46-243,352.08

Finding the Fourth Proportional to 350,819.64, 484,352.46 and 243,352.08

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Solution

The fourth proportional to 350,819.64, 484,352.46 and 243,352.08 is: 335,979.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,819.64 : 484,352.46 = 243,352.08 : x
  2. Step 2: Convert to fraction form
    350,819.64/484,352.46 = 243,352.08/x
  3. Step 3: Cross multiply
    350,819.64x = 484,352.46 × 243,352.08
  4. Step 4: Simplify right side
    350,819.64x = 117,868,178,594.12
  5. Step 5: Solve for x
    x = 117,868,178,594.12/350,819.64
  6. Step 6: Final answer
    x = 335,979.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.