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Finding the Fourth Proportional to 360,245.40, 540,368.10 and 110,927.40

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Solution

The fourth proportional to 360,245.40, 540,368.10 and 110,927.40 is: 166,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,245.40 : 540,368.10 = 110,927.40 : x
  2. Step 2: Convert to fraction form
    360,245.40/540,368.10 = 110,927.40/x
  3. Step 3: Cross multiply
    360,245.40x = 540,368.10 × 110,927.40
  4. Step 4: Simplify right side
    360,245.40x = 59,941,628,375.94
  5. Step 5: Solve for x
    x = 59,941,628,375.94/360,245.40
  6. Step 6: Final answer
    x = 166,391.10

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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.