Finding the Fourth Proportional to 743,894.08, 1,027,068.18 and 571,505.02
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Solution
The fourth proportional to 743,894.08, 1,027,068.18 and 571,505.02 is: 789,056.72
Step by Step Solution
- Step 1: Write the proportion equation
743,894.08 : 1,027,068.18 = 571,505.02 : x - Step 2: Convert to fraction form
743,894.08/1,027,068.18 = 571,505.02/x - Step 3: Cross multiply
743,894.08x = 1,027,068.18 × 571,505.02 - Step 4: Simplify right side
743,894.08x = 586,974,620,752.26 - Step 5: Solve for x
x = 586,974,620,752.26/743,894.08 - Step 6: Final answer
x = 789,056.72
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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.