Home / 298,327.24-411,699.18-162,368.56

Finding the Fourth Proportional to 298,327.24, 411,699.18 and 162,368.56

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Solution

The fourth proportional to 298,327.24, 411,699.18 and 162,368.56 is: 224,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,327.24 : 411,699.18 = 162,368.56 : x
  2. Step 2: Convert to fraction form
    298,327.24/411,699.18 = 162,368.56/x
  3. Step 3: Cross multiply
    298,327.24x = 411,699.18 × 162,368.56
  4. Step 4: Simplify right side
    298,327.24x = 66,847,003,009.78
  5. Step 5: Solve for x
    x = 66,847,003,009.78/298,327.24
  6. Step 6: Final answer
    x = 224,072.74

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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.