Home / 603,376.20-904,286.70-462,436.20

Finding the Fourth Proportional to 603,376.20, 904,286.70 and 462,436.20

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Solution

The fourth proportional to 603,376.20, 904,286.70 and 462,436.20 is: 693,058.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,376.20 : 904,286.70 = 462,436.20 : x
  2. Step 2: Convert to fraction form
    603,376.20/904,286.70 = 462,436.20/x
  3. Step 3: Cross multiply
    603,376.20x = 904,286.70 × 462,436.20
  4. Step 4: Simplify right side
    603,376.20x = 418,174,905,258.54
  5. Step 5: Solve for x
    x = 418,174,905,258.54/603,376.20
  6. Step 6: Final answer
    x = 693,058.34

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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.