Finding the Fourth Proportional to 804,804.84, 1,110,630.35 and 442,252.08
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Solution
The fourth proportional to 804,804.84, 1,110,630.35 and 442,252.08 is: 610,307.69
Step by Step Solution
- Step 1: Write the proportion equation
804,804.84 : 1,110,630.35 = 442,252.08 : x - Step 2: Convert to fraction form
804,804.84/1,110,630.35 = 442,252.08/x - Step 3: Cross multiply
804,804.84x = 1,110,630.35 × 442,252.08 - Step 4: Simplify right side
804,804.84x = 491,178,580,187.37 - Step 5: Solve for x
x = 491,178,580,187.37/804,804.84 - Step 6: Final answer
x = 610,307.69
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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.