Home / 737,664.47-1,018,073.97-415,437.56

Finding the Fourth Proportional to 737,664.47, 1,018,073.97 and 415,437.56

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Solution

The fourth proportional to 737,664.47, 1,018,073.97 and 415,437.56 is: 573,358.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,664.47 : 1,018,073.97 = 415,437.56 : x
  2. Step 2: Convert to fraction form
    737,664.47/1,018,073.97 = 415,437.56/x
  3. Step 3: Cross multiply
    737,664.47x = 1,018,073.97 × 415,437.56
  4. Step 4: Simplify right side
    737,664.47x = 422,946,160,905.94
  5. Step 5: Solve for x
    x = 422,946,160,905.94/737,664.47
  6. Step 6: Final answer
    x = 573,358.46

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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.