Home / 433,004.56-649,515.04-148,693.34

Finding the Fourth Proportional to 433,004.56, 649,515.04 and 148,693.34

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Solution

The fourth proportional to 433,004.56, 649,515.04 and 148,693.34 is: 223,042.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,004.56 : 649,515.04 = 148,693.34 : x
  2. Step 2: Convert to fraction form
    433,004.56/649,515.04 = 148,693.34/x
  3. Step 3: Cross multiply
    433,004.56x = 649,515.04 × 148,693.34
  4. Step 4: Simplify right side
    433,004.56x = 96,578,561,929.89
  5. Step 5: Solve for x
    x = 96,578,561,929.89/433,004.56
  6. Step 6: Final answer
    x = 223,042.83

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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.