Home / 945,983.37-1,418,131.09-346,804.61

Finding the Fourth Proportional to 945,983.37, 1,418,131.09 and 346,804.61

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Solution

The fourth proportional to 945,983.37, 1,418,131.09 and 346,804.61 is: 519,897.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,983.37 : 1,418,131.09 = 346,804.61 : x
  2. Step 2: Convert to fraction form
    945,983.37/1,418,131.09 = 346,804.61/x
  3. Step 3: Cross multiply
    945,983.37x = 1,418,131.09 × 346,804.61
  4. Step 4: Simplify right side
    945,983.37x = 491,814,392,939.18
  5. Step 5: Solve for x
    x = 491,814,392,939.18/945,983.37
  6. Step 6: Final answer
    x = 519,897.50

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1.5x scale

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.