Home / 856,912.37-1,182,069.57-546,238.09

Finding the Fourth Proportional to 856,912.37, 1,182,069.57 and 546,238.09

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Solution

The fourth proportional to 856,912.37, 1,182,069.57 and 546,238.09 is: 753,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,912.37 : 1,182,069.57 = 546,238.09 : x
  2. Step 2: Convert to fraction form
    856,912.37/1,182,069.57 = 546,238.09/x
  3. Step 3: Cross multiply
    856,912.37x = 1,182,069.57 × 546,238.09
  4. Step 4: Simplify right side
    856,912.37x = 645,691,417,968.17
  5. Step 5: Solve for x
    x = 645,691,417,968.17/856,912.37
  6. Step 6: Final answer
    x = 753,509.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.