Finding the Fourth Proportional to 503,813.46, 695,252.16 and 274,374.76
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Solution
The fourth proportional to 503,813.46, 695,252.16 and 274,374.76 is: 378,631.50
Step by Step Solution
- Step 1: Write the proportion equation
503,813.46 : 695,252.16 = 274,374.76 : x - Step 2: Convert to fraction form
503,813.46/695,252.16 = 274,374.76/x - Step 3: Cross multiply
503,813.46x = 695,252.16 × 274,374.76 - Step 4: Simplify right side
503,813.46x = 190,759,644,539.48 - Step 5: Solve for x
x = 190,759,644,539.48/503,813.46 - Step 6: Final answer
x = 378,631.50
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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.