Finding the Fourth Proportional to 482,072.07, 722,598.28 and 178,271.02
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Solution
The fourth proportional to 482,072.07, 722,598.28 and 178,271.02 is: 267,217.99
Step by Step Solution
- Step 1: Write the proportion equation
482,072.07 : 722,598.28 = 178,271.02 : x - Step 2: Convert to fraction form
482,072.07/722,598.28 = 178,271.02/x - Step 3: Cross multiply
482,072.07x = 722,598.28 × 178,271.02 - Step 4: Simplify right side
482,072.07x = 128,818,328,484.54 - Step 5: Solve for x
x = 128,818,328,484.54/482,072.07 - Step 6: Final answer
x = 267,217.99
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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.