Finding the Fourth Proportional to 901,252.08, 1,243,642.77 and 538,603.74
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Solution
The fourth proportional to 901,252.08, 1,243,642.77 and 538,603.74 is: 743,222.30
Step by Step Solution
- Step 1: Write the proportion equation
901,252.08 : 1,243,642.77 = 538,603.74 : x - Step 2: Convert to fraction form
901,252.08/1,243,642.77 = 538,603.74/x - Step 3: Cross multiply
901,252.08x = 1,243,642.77 × 538,603.74 - Step 4: Simplify right side
901,252.08x = 669,830,647,145.96 - Step 5: Solve for x
x = 669,830,647,145.96/901,252.08 - Step 6: Final answer
x = 743,222.30
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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.