Finding the Fourth Proportional to 757,851.57, 1,045,760.70 and 418,297.95
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Solution
The fourth proportional to 757,851.57, 1,045,760.70 and 418,297.95 is: 577,210.07
Step by Step Solution
- Step 1: Write the proportion equation
757,851.57 : 1,045,760.70 = 418,297.95 : x - Step 2: Convert to fraction form
757,851.57/1,045,760.70 = 418,297.95/x - Step 3: Cross multiply
757,851.57x = 1,045,760.70 × 418,297.95 - Step 4: Simplify right side
757,851.57x = 437,439,557,000.57 - Step 5: Solve for x
x = 437,439,557,000.57/757,851.57 - Step 6: Final answer
x = 577,210.07
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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.