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Finding the Fourth Proportional to 307,685.58, 461,606.31 and 94,464.38

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Solution

The fourth proportional to 307,685.58, 461,606.31 and 94,464.38 is: 141,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,685.58 : 461,606.31 = 94,464.38 : x
  2. Step 2: Convert to fraction form
    307,685.58/461,606.31 = 94,464.38/x
  3. Step 3: Cross multiply
    307,685.58x = 461,606.31 × 94,464.38
  4. Step 4: Simplify right side
    307,685.58x = 43,605,353,878.24
  5. Step 5: Solve for x
    x = 43,605,353,878.24/307,685.58
  6. Step 6: Final answer
    x = 141,720.50

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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.