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Finding the Fourth Proportional to 984,954.54, 1,477,695.05 and 353,873.82

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Solution

The fourth proportional to 984,954.54, 1,477,695.05 and 353,873.82 is: 530,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,954.54 : 1,477,695.05 = 353,873.82 : x
  2. Step 2: Convert to fraction form
    984,954.54/1,477,695.05 = 353,873.82/x
  3. Step 3: Cross multiply
    984,954.54x = 1,477,695.05 × 353,873.82
  4. Step 4: Simplify right side
    984,954.54x = 522,917,592,138.59
  5. Step 5: Solve for x
    x = 522,917,592,138.59/984,954.54
  6. Step 6: Final answer
    x = 530,905.31

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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.