Home / 432,993.04-649,323.41-148,630.57

Finding the Fourth Proportional to 432,993.04, 649,323.41 and 148,630.57

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Solution

The fourth proportional to 432,993.04, 649,323.41 and 148,630.57 is: 222,888.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,993.04 : 649,323.41 = 148,630.57 : x
  2. Step 2: Convert to fraction form
    432,993.04/649,323.41 = 148,630.57/x
  3. Step 3: Cross multiply
    432,993.04x = 649,323.41 × 148,630.57
  4. Step 4: Simplify right side
    432,993.04x = 96,509,308,542.64
  5. Step 5: Solve for x
    x = 96,509,308,542.64/432,993.04
  6. Step 6: Final answer
    x = 222,888.82

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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.