Home / 304,164.40-456,374.04-135,568.56

Finding the Fourth Proportional to 304,164.40, 456,374.04 and 135,568.56

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Solution

The fourth proportional to 304,164.40, 456,374.04 and 135,568.56 is: 203,409.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,164.40 : 456,374.04 = 135,568.56 : x
  2. Step 2: Convert to fraction form
    304,164.40/456,374.04 = 135,568.56/x
  3. Step 3: Cross multiply
    304,164.40x = 456,374.04 × 135,568.56
  4. Step 4: Simplify right side
    304,164.40x = 61,869,971,424.18
  5. Step 5: Solve for x
    x = 61,869,971,424.18/304,164.40
  6. Step 6: Final answer
    x = 203,409.64

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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.