Home / 644,717.33-965,746.98-377,668.29

Finding the Fourth Proportional to 644,717.33, 965,746.98 and 377,668.29

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Solution

The fourth proportional to 644,717.33, 965,746.98 and 377,668.29 is: 565,723.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,717.33 : 965,746.98 = 377,668.29 : x
  2. Step 2: Convert to fraction form
    644,717.33/965,746.98 = 377,668.29/x
  3. Step 3: Cross multiply
    644,717.33x = 965,746.98 × 377,668.29
  4. Step 4: Simplify right side
    644,717.33x = 364,732,010,509.26
  5. Step 5: Solve for x
    x = 364,732,010,509.26/644,717.33
  6. Step 6: Final answer
    x = 565,723.92

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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.