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Finding the Fourth Proportional to 276,695.60, 415,043.40 and 241,703.60

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Solution

The fourth proportional to 276,695.60, 415,043.40 and 241,703.60 is: 362,555.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,695.60 : 415,043.40 = 241,703.60 : x
  2. Step 2: Convert to fraction form
    276,695.60/415,043.40 = 241,703.60/x
  3. Step 3: Cross multiply
    276,695.60x = 415,043.40 × 241,703.60
  4. Step 4: Simplify right side
    276,695.60x = 100,317,483,936.24
  5. Step 5: Solve for x
    x = 100,317,483,936.24/276,695.60
  6. Step 6: Final answer
    x = 362,555.40

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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.