Home / 307,867.40-461,844.30-97,483.40

Finding the Fourth Proportional to 307,867.40, 461,844.30 and 97,483.40

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Solution

The fourth proportional to 307,867.40, 461,844.30 and 97,483.40 is: 146,238.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,867.40 : 461,844.30 = 97,483.40 : x
  2. Step 2: Convert to fraction form
    307,867.40/461,844.30 = 97,483.40/x
  3. Step 3: Cross multiply
    307,867.40x = 461,844.30 × 97,483.40
  4. Step 4: Simplify right side
    307,867.40x = 45,022,152,634.62
  5. Step 5: Solve for x
    x = 45,022,152,634.62/307,867.40
  6. Step 6: Final answer
    x = 146,238.78

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1.5x scale

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.