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Finding the Fourth Proportional to 248,870.60, 373,014.30 and 186,468.20

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Solution

The fourth proportional to 248,870.60, 373,014.30 and 186,468.20 is: 279,483.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,870.60 : 373,014.30 = 186,468.20 : x
  2. Step 2: Convert to fraction form
    248,870.60/373,014.30 = 186,468.20/x
  3. Step 3: Cross multiply
    248,870.60x = 373,014.30 × 186,468.20
  4. Step 4: Simplify right side
    248,870.60x = 69,555,305,095.26
  5. Step 5: Solve for x
    x = 69,555,305,095.26/248,870.60
  6. Step 6: Final answer
    x = 279,483.82

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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.