Finding the Fourth Proportional to 798,627.61, 1,102,292.63 and 526,744.09
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Solution
The fourth proportional to 798,627.61, 1,102,292.63 and 526,744.09 is: 727,029.87
Step by Step Solution
- Step 1: Write the proportion equation
798,627.61 : 1,102,292.63 = 526,744.09 : x - Step 2: Convert to fraction form
798,627.61/1,102,292.63 = 526,744.09/x - Step 3: Cross multiply
798,627.61x = 1,102,292.63 × 526,744.09 - Step 4: Simplify right side
798,627.61x = 580,626,128,303.06 - Step 5: Solve for x
x = 580,626,128,303.06/798,627.61 - Step 6: Final answer
x = 727,029.87
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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.