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Finding the Fourth Proportional to 304,608.64, 456,956.64 and 94,262.72

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Solution

The fourth proportional to 304,608.64, 456,956.64 and 94,262.72 is: 141,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,608.64 : 456,956.64 = 94,262.72 : x
  2. Step 2: Convert to fraction form
    304,608.64/456,956.64 = 94,262.72/x
  3. Step 3: Cross multiply
    304,608.64x = 456,956.64 × 94,262.72
  4. Step 4: Simplify right side
    304,608.64x = 43,073,975,808.46
  5. Step 5: Solve for x
    x = 43,073,975,808.46/304,608.64
  6. Step 6: Final answer
    x = 141,407.60

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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.