Finding the Fourth Proportional to 961,013.98, 1,326,142.41 and 531,268.48
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Solution
The fourth proportional to 961,013.98, 1,326,142.41 and 531,268.48 is: 733,119.06
Step by Step Solution
- Step 1: Write the proportion equation
961,013.98 : 1,326,142.41 = 531,268.48 : x - Step 2: Convert to fraction form
961,013.98/1,326,142.41 = 531,268.48/x - Step 3: Cross multiply
961,013.98x = 1,326,142.41 × 531,268.48 - Step 4: Simplify right side
961,013.98x = 704,537,662,424.24 - Step 5: Solve for x
x = 704,537,662,424.24/961,013.98 - Step 6: Final answer
x = 733,119.06
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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.