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Finding the Fourth Proportional to 294,095.60, 441,373.80 and 136,343.60

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Solution

The fourth proportional to 294,095.60, 441,373.80 and 136,343.60 is: 204,622.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,095.60 : 441,373.80 = 136,343.60 : x
  2. Step 2: Convert to fraction form
    294,095.60/441,373.80 = 136,343.60/x
  3. Step 3: Cross multiply
    294,095.60x = 441,373.80 × 136,343.60
  4. Step 4: Simplify right side
    294,095.60x = 60,178,492,837.68
  5. Step 5: Solve for x
    x = 60,178,492,837.68/294,095.60
  6. Step 6: Final answer
    x = 204,622.21

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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.