Finding the Fourth Proportional to 750.77, 1,125.09 and 588.26
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Solution
The fourth proportional to 750.77, 1,125.09 and 588.26 is: 881.56
Step by Step Solution
- Step 1: Write the proportion equation
750.77 : 1,125.09 = 588.26 : x - Step 2: Convert to fraction form
750.77/1,125.09 = 588.26/x - Step 3: Cross multiply
750.77x = 1,125.09 × 588.26 - Step 4: Simplify right side
750.77x = 661,848.26 - Step 5: Solve for x
x = 661,848.26/750.77 - Step 6: Final answer
x = 881.56
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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.