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Finding the Fourth Proportional to 576,874.90, 796,090.85 and 335,162.40

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Solution

The fourth proportional to 576,874.90, 796,090.85 and 335,162.40 is: 462,526.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,874.90 : 796,090.85 = 335,162.40 : x
  2. Step 2: Convert to fraction form
    576,874.90/796,090.85 = 335,162.40/x
  3. Step 3: Cross multiply
    576,874.90x = 796,090.85 × 335,162.40
  4. Step 4: Simplify right side
    576,874.90x = 266,819,719,904.04
  5. Step 5: Solve for x
    x = 266,819,719,904.04/576,874.90
  6. Step 6: Final answer
    x = 462,526.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.