Home / 433,938.77-651,012.08-181,078.60

Finding the Fourth Proportional to 433,938.77, 651,012.08 and 181,078.60

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Solution

The fourth proportional to 433,938.77, 651,012.08 and 181,078.60 is: 271,661.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,938.77 : 651,012.08 = 181,078.60 : x
  2. Step 2: Convert to fraction form
    433,938.77/651,012.08 = 181,078.60/x
  3. Step 3: Cross multiply
    433,938.77x = 651,012.08 × 181,078.60
  4. Step 4: Simplify right side
    433,938.77x = 117,884,356,029.49
  5. Step 5: Solve for x
    x = 117,884,356,029.49/433,938.77
  6. Step 6: Final answer
    x = 271,661.27

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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.