Finding the Fourth Proportional to 616,207.80, 922,497.30 and 459,132.60
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Solution
The fourth proportional to 616,207.80, 922,497.30 and 459,132.60 is: 687,347.00
Step by Step Solution
- Step 1: Write the proportion equation
616,207.80 : 922,497.30 = 459,132.60 : x - Step 2: Convert to fraction form
616,207.80/922,497.30 = 459,132.60/x - Step 3: Cross multiply
616,207.80x = 922,497.30 × 459,132.60 - Step 4: Simplify right side
616,207.80x = 423,548,583,841.98 - Step 5: Solve for x
x = 423,548,583,841.98/616,207.80 - Step 6: Final answer
x = 687,347.00
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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.