Home / 737,668.47-1,018,079.49-415,441.56

Finding the Fourth Proportional to 737,668.47, 1,018,079.49 and 415,441.56

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Solution

The fourth proportional to 737,668.47, 1,018,079.49 and 415,441.56 is: 573,363.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,668.47 : 1,018,079.49 = 415,441.56 : x
  2. Step 2: Convert to fraction form
    737,668.47/1,018,079.49 = 415,441.56/x
  3. Step 3: Cross multiply
    737,668.47x = 1,018,079.49 × 415,441.56
  4. Step 4: Simplify right side
    737,668.47x = 422,952,531,529.60
  5. Step 5: Solve for x
    x = 422,952,531,529.60/737,668.47
  6. Step 6: Final answer
    x = 573,363.98

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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.