Finding the Fourth Proportional to 547,092.04, 755,112.99 and 320,810.44
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Solution
The fourth proportional to 547,092.04, 755,112.99 and 320,810.44 is: 442,792.28
Step by Step Solution
- Step 1: Write the proportion equation
547,092.04 : 755,112.99 = 320,810.44 : x - Step 2: Convert to fraction form
547,092.04/755,112.99 = 320,810.44/x - Step 3: Cross multiply
547,092.04x = 755,112.99 × 320,810.44 - Step 4: Simplify right side
547,092.04x = 242,248,132,459.40 - Step 5: Solve for x
x = 242,248,132,459.40/547,092.04 - Step 6: Final answer
x = 442,792.28
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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.