Finding the Fourth Proportional to 823,314.64, 1,135,646.99 and 660,362.14
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Solution
The fourth proportional to 823,314.64, 1,135,646.99 and 660,362.14 is: 910,876.89
Step by Step Solution
- Step 1: Write the proportion equation
823,314.64 : 1,135,646.99 = 660,362.14 : x - Step 2: Convert to fraction form
823,314.64/1,135,646.99 = 660,362.14/x - Step 3: Cross multiply
823,314.64x = 1,135,646.99 × 660,362.14 - Step 4: Simplify right side
823,314.64x = 749,938,273,299.15 - Step 5: Solve for x
x = 749,938,273,299.15/823,314.64 - Step 6: Final answer
x = 910,876.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.