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Finding the Fourth Proportional to 400,174.82, 600,263.26 and 163,517.52

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Solution

The fourth proportional to 400,174.82, 600,263.26 and 163,517.52 is: 245,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,174.82 : 600,263.26 = 163,517.52 : x
  2. Step 2: Convert to fraction form
    400,174.82/600,263.26 = 163,517.52/x
  3. Step 3: Cross multiply
    400,174.82x = 600,263.26 × 163,517.52
  4. Step 4: Simplify right side
    400,174.82x = 98,153,559,622.32
  5. Step 5: Solve for x
    x = 98,153,559,622.32/400,174.82
  6. Step 6: Final answer
    x = 245,276.70

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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.