Home / 581,326.66-802,146-323,182.90

Finding the Fourth Proportional to 581,326.66, 802,146 and 323,182.90

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Solution

The fourth proportional to 581,326.66, 802,146 and 323,182.90 is: 445,945.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,326.66 : 802,146 = 323,182.90 : x
  2. Step 2: Convert to fraction form
    581,326.66/802,146 = 323,182.90/x
  3. Step 3: Cross multiply
    581,326.66x = 802,146 × 323,182.90
  4. Step 4: Simplify right side
    581,326.66x = 259,239,870,503.40
  5. Step 5: Solve for x
    x = 259,239,870,503.40/581,326.66
  6. Step 6: Final answer
    x = 445,945.26

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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.