Finding the Fourth Proportional to 758,425.68, 1,137,638.52 and 197,460.72
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Solution
The fourth proportional to 758,425.68, 1,137,638.52 and 197,460.72 is: 296,191.08
Step by Step Solution
- Step 1: Write the proportion equation
758,425.68 : 1,137,638.52 = 197,460.72 : x - Step 2: Convert to fraction form
758,425.68/1,137,638.52 = 197,460.72/x - Step 3: Cross multiply
758,425.68x = 1,137,638.52 × 197,460.72 - Step 4: Simplify right side
758,425.68x = 224,638,921,258.93 - Step 5: Solve for x
x = 224,638,921,258.93/758,425.68 - Step 6: Final answer
x = 296,191.08
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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.