Home / 664,076.26-916,421.01-377,596.37

Finding the Fourth Proportional to 664,076.26, 916,421.01 and 377,596.37

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Solution

The fourth proportional to 664,076.26, 916,421.01 and 377,596.37 is: 521,080.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,076.26 : 916,421.01 = 377,596.37 : x
  2. Step 2: Convert to fraction form
    664,076.26/916,421.01 = 377,596.37/x
  3. Step 3: Cross multiply
    664,076.26x = 916,421.01 × 377,596.37
  4. Step 4: Simplify right side
    664,076.26x = 346,037,246,354.08
  5. Step 5: Solve for x
    x = 346,037,246,354.08/664,076.26
  6. Step 6: Final answer
    x = 521,080.59

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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.