Finding the Fourth Proportional to 558,904.68, 835,781.83 and 415,082.09
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Solution
The fourth proportional to 558,904.68, 835,781.83 and 415,082.09 is: 620,710.62
Step by Step Solution
- Step 1: Write the proportion equation
558,904.68 : 835,781.83 = 415,082.09 : x - Step 2: Convert to fraction form
558,904.68/835,781.83 = 415,082.09/x - Step 3: Cross multiply
558,904.68x = 835,781.83 × 415,082.09 - Step 4: Simplify right side
558,904.68x = 346,918,069,832.17 - Step 5: Solve for x
x = 346,918,069,832.17/558,904.68 - Step 6: Final answer
x = 620,710.62
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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.