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Finding the Fourth Proportional to 245,048.40, 367,918.20 and 151,736.40

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Solution

The fourth proportional to 245,048.40, 367,918.20 and 151,736.40 is: 227,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,048.40 : 367,918.20 = 151,736.40 : x
  2. Step 2: Convert to fraction form
    245,048.40/367,918.20 = 151,736.40/x
  3. Step 3: Cross multiply
    245,048.40x = 367,918.20 × 151,736.40
  4. Step 4: Simplify right side
    245,048.40x = 55,826,583,162.48
  5. Step 5: Solve for x
    x = 55,826,583,162.48/245,048.40
  6. Step 6: Final answer
    x = 227,818.60

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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.