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Finding the Fourth Proportional to 304,389.60, 456,195.60 and 146,277.60

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Solution

The fourth proportional to 304,389.60, 456,195.60 and 146,277.60 is: 219,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,389.60 : 456,195.60 = 146,277.60 : x
  2. Step 2: Convert to fraction form
    304,389.60/456,195.60 = 146,277.60/x
  3. Step 3: Cross multiply
    304,389.60x = 456,195.60 × 146,277.60
  4. Step 4: Simplify right side
    304,389.60x = 66,731,197,498.56
  5. Step 5: Solve for x
    x = 66,731,197,498.56/304,389.60
  6. Step 6: Final answer
    x = 219,229.56

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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.