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Finding the Fourth Proportional to 253,419.59, 349,578.64 and 162,673.67

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Solution

The fourth proportional to 253,419.59, 349,578.64 and 162,673.67 is: 224,399.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,419.59 : 349,578.64 = 162,673.67 : x
  2. Step 2: Convert to fraction form
    253,419.59/349,578.64 = 162,673.67/x
  3. Step 3: Cross multiply
    253,419.59x = 349,578.64 × 162,673.67
  4. Step 4: Simplify right side
    253,419.59x = 56,867,238,518.28
  5. Step 5: Solve for x
    x = 56,867,238,518.28/253,419.59
  6. Step 6: Final answer
    x = 224,399.54

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1.5x scale

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.