Finding the Fourth Proportional to 757,283.24, 1,044,978.27 and 417,729.62
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Solution
The fourth proportional to 757,283.24, 1,044,978.27 and 417,729.62 is: 576,426.83
Step by Step Solution
- Step 1: Write the proportion equation
757,283.24 : 1,044,978.27 = 417,729.62 : x - Step 2: Convert to fraction form
757,283.24/1,044,978.27 = 417,729.62/x - Step 3: Cross multiply
757,283.24x = 1,044,978.27 × 417,729.62 - Step 4: Simplify right side
757,283.24x = 436,518,376,681.32 - Step 5: Solve for x
x = 436,518,376,681.32/757,283.24 - Step 6: Final answer
x = 576,426.83
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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.