Finding the Fourth Proportional to 584,916.13, 877,374.19 and 210,939.13
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Solution
The fourth proportional to 584,916.13, 877,374.19 and 210,939.13 is: 316,408.69
Step by Step Solution
- Step 1: Write the proportion equation
584,916.13 : 877,374.19 = 210,939.13 : x - Step 2: Convert to fraction form
584,916.13/877,374.19 = 210,939.13/x - Step 3: Cross multiply
584,916.13x = 877,374.19 × 210,939.13 - Step 4: Simplify right side
584,916.13x = 185,072,548,323.06 - Step 5: Solve for x
x = 185,072,548,323.06/584,916.13 - Step 6: Final answer
x = 316,408.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.