Home / 603,266.10-904,121.55-366,357.30

Finding the Fourth Proportional to 603,266.10, 904,121.55 and 366,357.30

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Solution

The fourth proportional to 603,266.10, 904,121.55 and 366,357.30 is: 549,063.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,266.10 : 904,121.55 = 366,357.30 : x
  2. Step 2: Convert to fraction form
    603,266.10/904,121.55 = 366,357.30/x
  3. Step 3: Cross multiply
    603,266.10x = 904,121.55 × 366,357.30
  4. Step 4: Simplify right side
    603,266.10x = 331,231,529,929.82
  5. Step 5: Solve for x
    x = 331,231,529,929.82/603,266.10
  6. Step 6: Final answer
    x = 549,063.72

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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.