Home / 764,223.44-1,144,587-365,144.72

Finding the Fourth Proportional to 764,223.44, 1,144,587 and 365,144.72

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Solution

The fourth proportional to 764,223.44, 1,144,587 and 365,144.72 is: 546,881.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,223.44 : 1,144,587 = 365,144.72 : x
  2. Step 2: Convert to fraction form
    764,223.44/1,144,587 = 365,144.72/x
  3. Step 3: Cross multiply
    764,223.44x = 1,144,587 × 365,144.72
  4. Step 4: Simplify right side
    764,223.44x = 417,939,899,630.64
  5. Step 5: Solve for x
    x = 417,939,899,630.64/764,223.44
  6. Step 6: Final answer
    x = 546,881.81

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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.