Finding the Fourth Proportional to 750.07, 1,035.08 and 418.48
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Solution
The fourth proportional to 750.07, 1,035.08 and 418.48 is: 577.50
Step by Step Solution
- Step 1: Write the proportion equation
750.07 : 1,035.08 = 418.48 : x - Step 2: Convert to fraction form
750.07/1,035.08 = 418.48/x - Step 3: Cross multiply
750.07x = 1,035.08 × 418.48 - Step 4: Simplify right side
750.07x = 433,163.91 - Step 5: Solve for x
x = 433,163.91/750.07 - Step 6: Final answer
x = 577.50
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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.