Finding the Fourth Proportional to 564,880.29, 779,531.76 and 306,754.94
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Solution
The fourth proportional to 564,880.29, 779,531.76 and 306,754.94 is: 423,320.16
Step by Step Solution
- Step 1: Write the proportion equation
564,880.29 : 779,531.76 = 306,754.94 : x - Step 2: Convert to fraction form
564,880.29/779,531.76 = 306,754.94/x - Step 3: Cross multiply
564,880.29x = 779,531.76 × 306,754.94 - Step 4: Simplify right side
564,880.29x = 239,125,214,369.24 - Step 5: Solve for x
x = 239,125,214,369.24/564,880.29 - Step 6: Final answer
x = 423,320.16
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.