Home / 345,949.75-477,162.98-224,865.19

Finding the Fourth Proportional to 345,949.75, 477,162.98 and 224,865.19

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Solution

The fourth proportional to 345,949.75, 477,162.98 and 224,865.19 is: 310,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,949.75 : 477,162.98 = 224,865.19 : x
  2. Step 2: Convert to fraction form
    345,949.75/477,162.98 = 224,865.19/x
  3. Step 3: Cross multiply
    345,949.75x = 477,162.98 × 224,865.19
  4. Step 4: Simplify right side
    345,949.75x = 107,297,343,034.34
  5. Step 5: Solve for x
    x = 107,297,343,034.34/345,949.75
  6. Step 6: Final answer
    x = 310,152.97

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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.