Finding the Fourth Proportional to 905,129.98, 1,248,940.66 and 523,083.04
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Solution
The fourth proportional to 905,129.98, 1,248,940.66 and 523,083.04 is: 721,774.43
Step by Step Solution
- Step 1: Write the proportion equation
905,129.98 : 1,248,940.66 = 523,083.04 : x - Step 2: Convert to fraction form
905,129.98/1,248,940.66 = 523,083.04/x - Step 3: Cross multiply
905,129.98x = 1,248,940.66 × 523,083.04 - Step 4: Simplify right side
905,129.98x = 653,299,677,212.41 - Step 5: Solve for x
x = 653,299,677,212.41/905,129.98 - Step 6: Final answer
x = 721,774.43
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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.