Finding the Fourth Proportional to 544.19, 750.64 and 322.99
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Solution
The fourth proportional to 544.19, 750.64 and 322.99 is: 445.52
Step by Step Solution
- Step 1: Write the proportion equation
544.19 : 750.64 = 322.99 : x - Step 2: Convert to fraction form
544.19/750.64 = 322.99/x - Step 3: Cross multiply
544.19x = 750.64 × 322.99 - Step 4: Simplify right side
544.19x = 242,445.46 - Step 5: Solve for x
x = 242,445.46/544.19 - Step 6: Final answer
x = 445.52
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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.