Home / 405,860.14-560,007.37-224,538.20

Finding the Fourth Proportional to 405,860.14, 560,007.37 and 224,538.20

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Solution

The fourth proportional to 405,860.14, 560,007.37 and 224,538.20 is: 309,818.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,860.14 : 560,007.37 = 224,538.20 : x
  2. Step 2: Convert to fraction form
    405,860.14/560,007.37 = 224,538.20/x
  3. Step 3: Cross multiply
    405,860.14x = 560,007.37 × 224,538.20
  4. Step 4: Simplify right side
    405,860.14x = 125,743,046,846.53
  5. Step 5: Solve for x
    x = 125,743,046,846.53/405,860.14
  6. Step 6: Final answer
    x = 309,818.67

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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.