Home / 412,522.04-618,783.60-113,005.25

Finding the Fourth Proportional to 412,522.04, 618,783.60 and 113,005.25

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Solution

The fourth proportional to 412,522.04, 618,783.60 and 113,005.25 is: 169,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,522.04 : 618,783.60 = 113,005.25 : x
  2. Step 2: Convert to fraction form
    412,522.04/618,783.60 = 113,005.25/x
  3. Step 3: Cross multiply
    412,522.04x = 618,783.60 × 113,005.25
  4. Step 4: Simplify right side
    412,522.04x = 69,925,794,848.87
  5. Step 5: Solve for x
    x = 69,925,794,848.87/412,522.04
  6. Step 6: Final answer
    x = 169,508.02

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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.