Home / 940,082-1,297,313.16-516,146

Finding the Fourth Proportional to 940,082, 1,297,313.16 and 516,146

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Solution

The fourth proportional to 940,082, 1,297,313.16 and 516,146 is: 712,281.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,082 : 1,297,313.16 = 516,146 : x
  2. Step 2: Convert to fraction form
    940,082/1,297,313.16 = 516,146/x
  3. Step 3: Cross multiply
    940,082x = 1,297,313.16 × 516,146
  4. Step 4: Simplify right side
    940,082x = 669,602,998,281.36
  5. Step 5: Solve for x
    x = 669,602,998,281.36/940,082
  6. Step 6: Final answer
    x = 712,281.48

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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.