Finding the Fourth Proportional to 759,113.12, 1,140,069.36 and 602,348.96
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Solution
The fourth proportional to 759,113.12, 1,140,069.36 and 602,348.96 is: 904,634.07
Step by Step Solution
- Step 1: Write the proportion equation
759,113.12 : 1,140,069.36 = 602,348.96 : x - Step 2: Convert to fraction form
759,113.12/1,140,069.36 = 602,348.96/x - Step 3: Cross multiply
759,113.12x = 1,140,069.36 × 602,348.96 - Step 4: Simplify right side
759,113.12x = 686,719,593,323.87 - Step 5: Solve for x
x = 686,719,593,323.87/759,113.12 - Step 6: Final answer
x = 904,634.07
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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.