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Finding the Fourth Proportional to 304,287.44, 456,457.44 and 79,646.96

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Solution

The fourth proportional to 304,287.44, 456,457.44 and 79,646.96 is: 119,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,287.44 : 456,457.44 = 79,646.96 : x
  2. Step 2: Convert to fraction form
    304,287.44/456,457.44 = 79,646.96/x
  3. Step 3: Cross multiply
    304,287.44x = 456,457.44 × 79,646.96
  4. Step 4: Simplify right side
    304,287.44x = 36,355,447,465.38
  5. Step 5: Solve for x
    x = 36,355,447,465.38/304,287.44
  6. Step 6: Final answer
    x = 119,477.32

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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.