Home / 622,941.21-859,666.92-368,290.17

Finding the Fourth Proportional to 622,941.21, 859,666.92 and 368,290.17

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Solution

The fourth proportional to 622,941.21, 859,666.92 and 368,290.17 is: 508,245.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,941.21 : 859,666.92 = 368,290.17 : x
  2. Step 2: Convert to fraction form
    622,941.21/859,666.92 = 368,290.17/x
  3. Step 3: Cross multiply
    622,941.21x = 859,666.92 × 368,290.17
  4. Step 4: Simplify right side
    622,941.21x = 316,606,876,110.18
  5. Step 5: Solve for x
    x = 316,606,876,110.18/622,941.21
  6. Step 6: Final answer
    x = 508,245.19

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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.