Finding the Fourth Proportional to 804,875.10, 1,110,655.35 and 442,294.62
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Solution
The fourth proportional to 804,875.10, 1,110,655.35 and 442,294.62 is: 610,326.85
Step by Step Solution
- Step 1: Write the proportion equation
804,875.10 : 1,110,655.35 = 442,294.62 : x - Step 2: Convert to fraction form
804,875.10/1,110,655.35 = 442,294.62/x - Step 3: Cross multiply
804,875.10x = 1,110,655.35 × 442,294.62 - Step 4: Simplify right side
804,875.10x = 491,236,885,979.22 - Step 5: Solve for x
x = 491,236,885,979.22/804,875.10 - Step 6: Final answer
x = 610,326.85
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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.