Finding the Fourth Proportional to 790,372.71, 1,185,559.92 and 369,943.83
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Solution
The fourth proportional to 790,372.71, 1,185,559.92 and 369,943.83 is: 554,916.15
Step by Step Solution
- Step 1: Write the proportion equation
790,372.71 : 1,185,559.92 = 369,943.83 : x - Step 2: Convert to fraction form
790,372.71/1,185,559.92 = 369,943.83/x - Step 3: Cross multiply
790,372.71x = 1,185,559.92 × 369,943.83 - Step 4: Simplify right side
790,372.71x = 438,590,577,499.29 - Step 5: Solve for x
x = 438,590,577,499.29/790,372.71 - Step 6: Final answer
x = 554,916.15
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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.