Finding the Fourth Proportional to 821,332.92, 1,133,427.30 and 458,762.06
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Solution
The fourth proportional to 821,332.92, 1,133,427.30 and 458,762.06 is: 633,084.87
Step by Step Solution
- Step 1: Write the proportion equation
821,332.92 : 1,133,427.30 = 458,762.06 : x - Step 2: Convert to fraction form
821,332.92/1,133,427.30 = 458,762.06/x - Step 3: Cross multiply
821,332.92x = 1,133,427.30 × 458,762.06 - Step 4: Simplify right side
821,332.92x = 519,973,443,008.24 - Step 5: Solve for x
x = 519,973,443,008.24/821,332.92 - Step 6: Final answer
x = 633,084.87
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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.