Home / 340,826.22-470,343.48-187,870.41

Finding the Fourth Proportional to 340,826.22, 470,343.48 and 187,870.41

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Solution

The fourth proportional to 340,826.22, 470,343.48 and 187,870.41 is: 259,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,826.22 : 470,343.48 = 187,870.41 : x
  2. Step 2: Convert to fraction form
    340,826.22/470,343.48 = 187,870.41/x
  3. Step 3: Cross multiply
    340,826.22x = 470,343.48 × 187,870.41
  4. Step 4: Simplify right side
    340,826.22x = 88,363,622,428.43
  5. Step 5: Solve for x
    x = 88,363,622,428.43/340,826.22
  6. Step 6: Final answer
    x = 259,262.98

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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.