Finding the Fourth Proportional to 532,579.44, 734,955.89 and 290,862.08
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Solution
The fourth proportional to 532,579.44, 734,955.89 and 290,862.08 is: 401,387.63
Step by Step Solution
- Step 1: Write the proportion equation
532,579.44 : 734,955.89 = 290,862.08 : x - Step 2: Convert to fraction form
532,579.44/734,955.89 = 290,862.08/x - Step 3: Cross multiply
532,579.44x = 734,955.89 × 290,862.08 - Step 4: Simplify right side
532,579.44x = 213,770,798,873.65 - Step 5: Solve for x
x = 213,770,798,873.65/532,579.44 - Step 6: Final answer
x = 401,387.63
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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.