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Finding the Fourth Proportional to 245,276.40, 367,914.60 and 186,227.40

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Solution

The fourth proportional to 245,276.40, 367,914.60 and 186,227.40 is: 279,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,276.40 : 367,914.60 = 186,227.40 : x
  2. Step 2: Convert to fraction form
    245,276.40/367,914.60 = 186,227.40/x
  3. Step 3: Cross multiply
    245,276.40x = 367,914.60 × 186,227.40
  4. Step 4: Simplify right side
    245,276.40x = 68,515,779,380.04
  5. Step 5: Solve for x
    x = 68,515,779,380.04/245,276.40
  6. Step 6: Final answer
    x = 279,341.10

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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.