Home / 338,263.44-507,395.16-88,926

Finding the Fourth Proportional to 338,263.44, 507,395.16 and 88,926

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Solution

The fourth proportional to 338,263.44, 507,395.16 and 88,926 is: 133,389

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,263.44 : 507,395.16 = 88,926 : x
  2. Step 2: Convert to fraction form
    338,263.44/507,395.16 = 88,926/x
  3. Step 3: Cross multiply
    338,263.44x = 507,395.16 × 88,926
  4. Step 4: Simplify right side
    338,263.44x = 45,120,621,998.16
  5. Step 5: Solve for x
    x = 45,120,621,998.16/338,263.44
  6. Step 6: Final answer
    x = 133,389

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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.