Finding the Fourth Proportional to 657,961.84, 986,925.25 and 498,340.76
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Solution
The fourth proportional to 657,961.84, 986,925.25 and 498,340.76 is: 747,497.88
Step by Step Solution
- Step 1: Write the proportion equation
657,961.84 : 986,925.25 = 498,340.76 : x - Step 2: Convert to fraction form
657,961.84/986,925.25 = 498,340.76/x - Step 3: Cross multiply
657,961.84x = 986,925.25 × 498,340.76 - Step 4: Simplify right side
657,961.84x = 491,825,082,187.78 - Step 5: Solve for x
x = 491,825,082,187.78/657,961.84 - Step 6: Final answer
x = 747,497.88
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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.