Finding the Fourth Proportional to 750,924.37, 1,036,349.94 and 428,682.88
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Solution
The fourth proportional to 750,924.37, 1,036,349.94 and 428,682.88 is: 591,624.80
Step by Step Solution
- Step 1: Write the proportion equation
750,924.37 : 1,036,349.94 = 428,682.88 : x - Step 2: Convert to fraction form
750,924.37/1,036,349.94 = 428,682.88/x - Step 3: Cross multiply
750,924.37x = 1,036,349.94 × 428,682.88 - Step 4: Simplify right side
750,924.37x = 444,265,476,967.03 - Step 5: Solve for x
x = 444,265,476,967.03/750,924.37 - Step 6: Final answer
x = 591,624.80
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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.