Finding the Fourth Proportional to 719,444.98, 992,954.13 and 687,557.62
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Solution
The fourth proportional to 719,444.98, 992,954.13 and 687,557.62 is: 948,944.25
Step by Step Solution
- Step 1: Write the proportion equation
719,444.98 : 992,954.13 = 687,557.62 : x - Step 2: Convert to fraction form
719,444.98/992,954.13 = 687,557.62/x - Step 3: Cross multiply
719,444.98x = 992,954.13 × 687,557.62 - Step 4: Simplify right side
719,444.98x = 682,713,178,391.97 - Step 5: Solve for x
x = 682,713,178,391.97/719,444.98 - Step 6: Final answer
x = 948,944.25
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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.