Home / 657,887.45-986,520.06-302,796.41

Finding the Fourth Proportional to 657,887.45, 986,520.06 and 302,796.41

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Solution

The fourth proportional to 657,887.45, 986,520.06 and 302,796.41 is: 454,051.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,887.45 : 986,520.06 = 302,796.41 : x
  2. Step 2: Convert to fraction form
    657,887.45/986,520.06 = 302,796.41/x
  3. Step 3: Cross multiply
    657,887.45x = 986,520.06 × 302,796.41
  4. Step 4: Simplify right side
    657,887.45x = 298,714,727,628.38
  5. Step 5: Solve for x
    x = 298,714,727,628.38/657,887.45
  6. Step 6: Final answer
    x = 454,051.42

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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.