Finding the Fourth Proportional to 732, 1,010.16 and 670.04
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Solution
The fourth proportional to 732, 1,010.16 and 670.04 is: 924.65
Step by Step Solution
- Step 1: Write the proportion equation
732 : 1,010.16 = 670.04 : x - Step 2: Convert to fraction form
732/1,010.16 = 670.04/x - Step 3: Cross multiply
732x = 1,010.16 × 670.04 - Step 4: Simplify right side
732x = 676,842.56 - Step 5: Solve for x
x = 676,842.56/732 - Step 6: Final answer
x = 924.65
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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.