Home / 975,105.64-1,462,396.38-343,936.36

Finding the Fourth Proportional to 975,105.64, 1,462,396.38 and 343,936.36

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Solution

The fourth proportional to 975,105.64, 1,462,396.38 and 343,936.36 is: 515,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,105.64 : 1,462,396.38 = 343,936.36 : x
  2. Step 2: Convert to fraction form
    975,105.64/1,462,396.38 = 343,936.36/x
  3. Step 3: Cross multiply
    975,105.64x = 1,462,396.38 × 343,936.36
  4. Step 4: Simplify right side
    975,105.64x = 502,971,287,814.38
  5. Step 5: Solve for x
    x = 502,971,287,814.38/975,105.64
  6. Step 6: Final answer
    x = 515,812.10

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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.