Home / 317,733.48-438,475.23-174,496.50

Finding the Fourth Proportional to 317,733.48, 438,475.23 and 174,496.50

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Solution

The fourth proportional to 317,733.48, 438,475.23 and 174,496.50 is: 240,806.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,733.48 : 438,475.23 = 174,496.50 : x
  2. Step 2: Convert to fraction form
    317,733.48/438,475.23 = 174,496.50/x
  3. Step 3: Cross multiply
    317,733.48x = 438,475.23 × 174,496.50
  4. Step 4: Simplify right side
    317,733.48x = 76,512,392,971.70
  5. Step 5: Solve for x
    x = 76,512,392,971.70/317,733.48
  6. Step 6: Final answer
    x = 240,806.83

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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.