Home / 696,537.36-961,231.73-406,141.02

Finding the Fourth Proportional to 696,537.36, 961,231.73 and 406,141.02

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Solution

The fourth proportional to 696,537.36, 961,231.73 and 406,141.02 is: 560,480.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,537.36 : 961,231.73 = 406,141.02 : x
  2. Step 2: Convert to fraction form
    696,537.36/961,231.73 = 406,141.02/x
  3. Step 3: Cross multiply
    696,537.36x = 961,231.73 × 406,141.02
  4. Step 4: Simplify right side
    696,537.36x = 390,395,633,247.86
  5. Step 5: Solve for x
    x = 390,395,633,247.86/696,537.36
  6. Step 6: Final answer
    x = 560,480.54

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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.