Finding the Fourth Proportional to 743,239.73, 1,025,671.82 and 403,707.98
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Solution
The fourth proportional to 743,239.73, 1,025,671.82 and 403,707.98 is: 557,117.55
Step by Step Solution
- Step 1: Write the proportion equation
743,239.73 : 1,025,671.82 = 403,707.98 : x - Step 2: Convert to fraction form
743,239.73/1,025,671.82 = 403,707.98/x - Step 3: Cross multiply
743,239.73x = 1,025,671.82 × 403,707.98 - Step 4: Simplify right side
743,239.73x = 414,071,899,140.76 - Step 5: Solve for x
x = 414,071,899,140.76/743,239.73 - Step 6: Final answer
x = 557,117.55
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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.