Home / 434,076.09-651,108.06-263,338.49

Finding the Fourth Proportional to 434,076.09, 651,108.06 and 263,338.49

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Solution

The fourth proportional to 434,076.09, 651,108.06 and 263,338.49 is: 395,004.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,076.09 : 651,108.06 = 263,338.49 : x
  2. Step 2: Convert to fraction form
    434,076.09/651,108.06 = 263,338.49/x
  3. Step 3: Cross multiply
    434,076.09x = 651,108.06 × 263,338.49
  4. Step 4: Simplify right side
    434,076.09x = 171,461,810,091.69
  5. Step 5: Solve for x
    x = 171,461,810,091.69/434,076.09
  6. Step 6: Final answer
    x = 395,004.04

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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.