Home / 309,268.26-463,830.03-174,390.57

Finding the Fourth Proportional to 309,268.26, 463,830.03 and 174,390.57

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Solution

The fourth proportional to 309,268.26, 463,830.03 and 174,390.57 is: 261,545.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,268.26 : 463,830.03 = 174,390.57 : x
  2. Step 2: Convert to fraction form
    309,268.26/463,830.03 = 174,390.57/x
  3. Step 3: Cross multiply
    309,268.26x = 463,830.03 × 174,390.57
  4. Step 4: Simplify right side
    309,268.26x = 80,887,583,314.82
  5. Step 5: Solve for x
    x = 80,887,583,314.82/309,268.26
  6. Step 6: Final answer
    x = 261,545.05

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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.