Finding the Fourth Proportional to 745,226, 1,118,003.93 and 271,909.99
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Solution
The fourth proportional to 745,226, 1,118,003.93 and 271,909.99 is: 407,925.16
Step by Step Solution
- Step 1: Write the proportion equation
745,226 : 1,118,003.93 = 271,909.99 : x - Step 2: Convert to fraction form
745,226/1,118,003.93 = 271,909.99/x - Step 3: Cross multiply
745,226x = 1,118,003.93 × 271,909.99 - Step 4: Simplify right side
745,226x = 303,996,437,426.26 - Step 5: Solve for x
x = 303,996,437,426.26/745,226 - Step 6: Final answer
x = 407,925.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.