Finding the Fourth Proportional to 626,800.07, 863,434.69 and 534,619.06
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Solution
The fourth proportional to 626,800.07, 863,434.69 and 534,619.06 is: 736,452.75
Step by Step Solution
- Step 1: Write the proportion equation
626,800.07 : 863,434.69 = 534,619.06 : x - Step 2: Convert to fraction form
626,800.07/863,434.69 = 534,619.06/x - Step 3: Cross multiply
626,800.07x = 863,434.69 × 534,619.06 - Step 4: Simplify right side
626,800.07x = 461,608,638,844.06 - Step 5: Solve for x
x = 461,608,638,844.06/626,800.07 - Step 6: Final answer
x = 736,452.75
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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.