Finding the Fourth Proportional to 624,898.73, 862,355.94 and 338,412.26
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Solution
The fourth proportional to 624,898.73, 862,355.94 and 338,412.26 is: 467,006.58
Step by Step Solution
- Step 1: Write the proportion equation
624,898.73 : 862,355.94 = 338,412.26 : x - Step 2: Convert to fraction form
624,898.73/862,355.94 = 338,412.26/x - Step 3: Cross multiply
624,898.73x = 862,355.94 × 338,412.26 - Step 4: Simplify right side
624,898.73x = 291,831,818,268.05 - Step 5: Solve for x
x = 291,831,818,268.05/624,898.73 - Step 6: Final answer
x = 467,006.58
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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.