Home / 380,052.36-569,918.16-113,850.72

Finding the Fourth Proportional to 380,052.36, 569,918.16 and 113,850.72

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Solution

The fourth proportional to 380,052.36, 569,918.16 and 113,850.72 is: 170,728.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,052.36 : 569,918.16 = 113,850.72 : x
  2. Step 2: Convert to fraction form
    380,052.36/569,918.16 = 113,850.72/x
  3. Step 3: Cross multiply
    380,052.36x = 569,918.16 × 113,850.72
  4. Step 4: Simplify right side
    380,052.36x = 64,885,592,857.08
  5. Step 5: Solve for x
    x = 64,885,592,857.08/380,052.36
  6. Step 6: Final answer
    x = 170,728.04

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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.