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Finding the Fourth Proportional to 656,052.05, 983,737.74 and 300,760.13

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Solution

The fourth proportional to 656,052.05, 983,737.74 and 300,760.13 is: 450,984.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,052.05 : 983,737.74 = 300,760.13 : x
  2. Step 2: Convert to fraction form
    656,052.05/983,737.74 = 300,760.13/x
  3. Step 3: Cross multiply
    656,052.05x = 983,737.74 × 300,760.13
  4. Step 4: Simplify right side
    656,052.05x = 295,869,090,568.31
  5. Step 5: Solve for x
    x = 295,869,090,568.31/656,052.05
  6. Step 6: Final answer
    x = 450,984.17

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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.