Home / 664,094.82-916,446.51-377,614.89

Finding the Fourth Proportional to 664,094.82, 916,446.51 and 377,614.89

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Solution

The fourth proportional to 664,094.82, 916,446.51 and 377,614.89 is: 521,106.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,094.82 : 916,446.51 = 377,614.89 : x
  2. Step 2: Convert to fraction form
    664,094.82/916,446.51 = 377,614.89/x
  3. Step 3: Cross multiply
    664,094.82x = 916,446.51 × 377,614.89
  4. Step 4: Simplify right side
    664,094.82x = 346,063,848,064.53
  5. Step 5: Solve for x
    x = 346,063,848,064.53/664,094.82
  6. Step 6: Final answer
    x = 521,106.08

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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.