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Finding the Fourth Proportional to 245,527.20, 368,290.80 and 235,029.60

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Solution

The fourth proportional to 245,527.20, 368,290.80 and 235,029.60 is: 352,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,527.20 : 368,290.80 = 235,029.60 : x
  2. Step 2: Convert to fraction form
    245,527.20/368,290.80 = 235,029.60/x
  3. Step 3: Cross multiply
    245,527.20x = 368,290.80 × 235,029.60
  4. Step 4: Simplify right side
    245,527.20x = 86,559,239,407.68
  5. Step 5: Solve for x
    x = 86,559,239,407.68/245,527.20
  6. Step 6: Final answer
    x = 352,544.40

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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.