Finding the Fourth Proportional to 779,773.22, 1,166,998.52 and 653,555.99
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Solution
The fourth proportional to 779,773.22, 1,166,998.52 and 653,555.99 is: 978,103.45
Step by Step Solution
- Step 1: Write the proportion equation
779,773.22 : 1,166,998.52 = 653,555.99 : x - Step 2: Convert to fraction form
779,773.22/1,166,998.52 = 653,555.99/x - Step 3: Cross multiply
779,773.22x = 1,166,998.52 × 653,555.99 - Step 4: Simplify right side
779,773.22x = 762,698,873,067.14 - Step 5: Solve for x
x = 762,698,873,067.14/779,773.22 - Step 6: Final answer
x = 978,103.45
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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.