Home / 1,430,495.46-2,145,745.04-365,538.56

Finding the Fourth Proportional to 1,430,495.46, 2,145,745.04 and 365,538.56

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Solution

The fourth proportional to 1,430,495.46, 2,145,745.04 and 365,538.56 is: 548,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,495.46 : 2,145,745.04 = 365,538.56 : x
  2. Step 2: Convert to fraction form
    1,430,495.46/2,145,745.04 = 365,538.56/x
  3. Step 3: Cross multiply
    1,430,495.46x = 2,145,745.04 × 365,538.56
  4. Step 4: Simplify right side
    1,430,495.46x = 784,352,539,492.33
  5. Step 5: Solve for x
    x = 784,352,539,492.33/1,430,495.46
  6. Step 6: Final answer
    x = 548,308.30

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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.