Home / 904,031.72-1,355,522.46-342,760.04

Finding the Fourth Proportional to 904,031.72, 1,355,522.46 and 342,760.04

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Solution

The fourth proportional to 904,031.72, 1,355,522.46 and 342,760.04 is: 513,940.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,031.72 : 1,355,522.46 = 342,760.04 : x
  2. Step 2: Convert to fraction form
    904,031.72/1,355,522.46 = 342,760.04/x
  3. Step 3: Cross multiply
    904,031.72x = 1,355,522.46 × 342,760.04
  4. Step 4: Simplify right side
    904,031.72x = 464,618,932,610.50
  5. Step 5: Solve for x
    x = 464,618,932,610.50/904,031.72
  6. Step 6: Final answer
    x = 513,940.96

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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.