Finding the Fourth Proportional to 750,324.88, 1,035,165.64 and 492,344.08
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Solution
The fourth proportional to 750,324.88, 1,035,165.64 and 492,344.08 is: 679,249.33
Step by Step Solution
- Step 1: Write the proportion equation
750,324.88 : 1,035,165.64 = 492,344.08 : x - Step 2: Convert to fraction form
750,324.88/1,035,165.64 = 492,344.08/x - Step 3: Cross multiply
750,324.88x = 1,035,165.64 × 492,344.08 - Step 4: Simplify right side
750,324.88x = 509,657,674,673.41 - Step 5: Solve for x
x = 509,657,674,673.41/750,324.88 - Step 6: Final answer
x = 679,249.33
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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.