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Finding the Fourth Proportional to 245,125.60, 367,774.80 and 236,485.60

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Solution

The fourth proportional to 245,125.60, 367,774.80 and 236,485.60 is: 354,811.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,125.60 : 367,774.80 = 236,485.60 : x
  2. Step 2: Convert to fraction form
    245,125.60/367,774.80 = 236,485.60/x
  3. Step 3: Cross multiply
    245,125.60x = 367,774.80 × 236,485.60
  4. Step 4: Simplify right side
    245,125.60x = 86,973,444,242.88
  5. Step 5: Solve for x
    x = 86,973,444,242.88/245,125.60
  6. Step 6: Final answer
    x = 354,811.75

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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.