Finding the Fourth Proportional to 822,368.72, 1,232,956.92 and 555,461.84
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Solution
The fourth proportional to 822,368.72, 1,232,956.92 and 555,461.84 is: 832,790.09
Step by Step Solution
- Step 1: Write the proportion equation
822,368.72 : 1,232,956.92 = 555,461.84 : x - Step 2: Convert to fraction form
822,368.72/1,232,956.92 = 555,461.84/x - Step 3: Cross multiply
822,368.72x = 1,232,956.92 × 555,461.84 - Step 4: Simplify right side
822,368.72x = 684,860,519,423.93 - Step 5: Solve for x
x = 684,860,519,423.93/822,368.72 - Step 6: Final answer
x = 832,790.09
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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.