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Finding the Fourth Proportional to 400,014.86, 600,022.87 and 163,357.54

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Solution

The fourth proportional to 400,014.86, 600,022.87 and 163,357.54 is: 245,036.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,014.86 : 600,022.87 = 163,357.54 : x
  2. Step 2: Convert to fraction form
    400,014.86/600,022.87 = 163,357.54/x
  3. Step 3: Cross multiply
    400,014.86x = 600,022.87 × 163,357.54
  4. Step 4: Simplify right side
    400,014.86x = 98,018,262,372.50
  5. Step 5: Solve for x
    x = 98,018,262,372.50/400,014.86
  6. Step 6: Final answer
    x = 245,036.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.