Finding the Fourth Proportional to 997,718.64, 1,376,878.68 and 595,543.92
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Solution
The fourth proportional to 997,718.64, 1,376,878.68 and 595,543.92 is: 821,866.70
Step by Step Solution
- Step 1: Write the proportion equation
997,718.64 : 1,376,878.68 = 595,543.92 : x - Step 2: Convert to fraction form
997,718.64/1,376,878.68 = 595,543.92/x - Step 3: Cross multiply
997,718.64x = 1,376,878.68 × 595,543.92 - Step 4: Simplify right side
997,718.64x = 819,991,726,451.63 - Step 5: Solve for x
x = 819,991,726,451.63/997,718.64 - Step 6: Final answer
x = 821,866.70
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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.