Finding the Fourth Proportional to 558,910.93, 835,791.19 and 415,088.35
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Solution
The fourth proportional to 558,910.93, 835,791.19 and 415,088.35 is: 620,719.99
Step by Step Solution
- Step 1: Write the proportion equation
558,910.93 : 835,791.19 = 415,088.35 : x - Step 2: Convert to fraction form
558,910.93/835,791.19 = 415,088.35/x - Step 3: Cross multiply
558,910.93x = 835,791.19 × 415,088.35 - Step 4: Simplify right side
558,910.93x = 346,927,186,001.64 - Step 5: Solve for x
x = 346,927,186,001.64/558,910.93 - Step 6: Final answer
x = 620,719.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.