Finding the Fourth Proportional to 727,496.91, 1,090,572.71 and 371,726.69
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Solution
The fourth proportional to 727,496.91, 1,090,572.71 and 371,726.69 is: 557,246.32
Step by Step Solution
- Step 1: Write the proportion equation
727,496.91 : 1,090,572.71 = 371,726.69 : x - Step 2: Convert to fraction form
727,496.91/1,090,572.71 = 371,726.69/x - Step 3: Cross multiply
727,496.91x = 1,090,572.71 × 371,726.69 - Step 4: Simplify right side
727,496.91x = 405,394,976,381.13 - Step 5: Solve for x
x = 405,394,976,381.13/727,496.91 - Step 6: Final answer
x = 557,246.32
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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.