Home / 405,975.24-560,246.90-224,699.67

Finding the Fourth Proportional to 405,975.24, 560,246.90 and 224,699.67

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Solution

The fourth proportional to 405,975.24, 560,246.90 and 224,699.67 is: 310,086.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,975.24 : 560,246.90 = 224,699.67 : x
  2. Step 2: Convert to fraction form
    405,975.24/560,246.90 = 224,699.67/x
  3. Step 3: Cross multiply
    405,975.24x = 560,246.90 × 224,699.67
  4. Step 4: Simplify right side
    405,975.24x = 125,887,292,425.03
  5. Step 5: Solve for x
    x = 125,887,292,425.03/405,975.24
  6. Step 6: Final answer
    x = 310,086.13

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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.