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Finding the Fourth Proportional to 244,643.60, 366,965.40 and 235,312.40

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Solution

The fourth proportional to 244,643.60, 366,965.40 and 235,312.40 is: 352,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,643.60 : 366,965.40 = 235,312.40 : x
  2. Step 2: Convert to fraction form
    244,643.60/366,965.40 = 235,312.40/x
  3. Step 3: Cross multiply
    244,643.60x = 366,965.40 × 235,312.40
  4. Step 4: Simplify right side
    244,643.60x = 86,351,508,990.96
  5. Step 5: Solve for x
    x = 86,351,508,990.96/244,643.60
  6. Step 6: Final answer
    x = 352,968.60

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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.