Finding the Fourth Proportional to 962,387.98, 1,328,391.09 and 554,762.32
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Solution
The fourth proportional to 962,387.98, 1,328,391.09 and 554,762.32 is: 765,742.44
Step by Step Solution
- Step 1: Write the proportion equation
962,387.98 : 1,328,391.09 = 554,762.32 : x - Step 2: Convert to fraction form
962,387.98/1,328,391.09 = 554,762.32/x - Step 3: Cross multiply
962,387.98x = 1,328,391.09 × 554,762.32 - Step 4: Simplify right side
962,387.98x = 736,941,319,634.75 - Step 5: Solve for x
x = 736,941,319,634.75/962,387.98 - Step 6: Final answer
x = 765,742.44
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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.