Home / 648,121.83-972,229.47-248,762.60

Finding the Fourth Proportional to 648,121.83, 972,229.47 and 248,762.60

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Solution

The fourth proportional to 648,121.83, 972,229.47 and 248,762.60 is: 373,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,121.83 : 972,229.47 = 248,762.60 : x
  2. Step 2: Convert to fraction form
    648,121.83/972,229.47 = 248,762.60/x
  3. Step 3: Cross multiply
    648,121.83x = 972,229.47 × 248,762.60
  4. Step 4: Simplify right side
    648,121.83x = 241,854,329,510.01
  5. Step 5: Solve for x
    x = 241,854,329,510.01/648,121.83
  6. Step 6: Final answer
    x = 373,161.83

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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.