Home / 698,906.32-1,048,765.72-294,068.88

Finding the Fourth Proportional to 698,906.32, 1,048,765.72 and 294,068.88

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Solution

The fourth proportional to 698,906.32, 1,048,765.72 and 294,068.88 is: 441,274.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,906.32 : 1,048,765.72 = 294,068.88 : x
  2. Step 2: Convert to fraction form
    698,906.32/1,048,765.72 = 294,068.88/x
  3. Step 3: Cross multiply
    698,906.32x = 1,048,765.72 × 294,068.88
  4. Step 4: Simplify right side
    698,906.32x = 308,409,360,662.79
  5. Step 5: Solve for x
    x = 308,409,360,662.79/698,906.32
  6. Step 6: Final answer
    x = 441,274.25

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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.