Home / 307,548.20-461,322.30-276,444.20

Finding the Fourth Proportional to 307,548.20, 461,322.30 and 276,444.20

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Solution

The fourth proportional to 307,548.20, 461,322.30 and 276,444.20 is: 414,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,548.20 : 461,322.30 = 276,444.20 : x
  2. Step 2: Convert to fraction form
    307,548.20/461,322.30 = 276,444.20/x
  3. Step 3: Cross multiply
    307,548.20x = 461,322.30 × 276,444.20
  4. Step 4: Simplify right side
    307,548.20x = 127,529,874,165.66
  5. Step 5: Solve for x
    x = 127,529,874,165.66/307,548.20
  6. Step 6: Final answer
    x = 414,666.30

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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.