Finding the Fourth Proportional to 626,217.57, 938,556.50 and 288,789.75
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Solution
The fourth proportional to 626,217.57, 938,556.50 and 288,789.75 is: 432,829.59
Step by Step Solution
- Step 1: Write the proportion equation
626,217.57 : 938,556.50 = 288,789.75 : x - Step 2: Convert to fraction form
626,217.57/938,556.50 = 288,789.75/x - Step 3: Cross multiply
626,217.57x = 938,556.50 × 288,789.75 - Step 4: Simplify right side
626,217.57x = 271,045,495,551.93 - Step 5: Solve for x
x = 271,045,495,551.93/626,217.57 - Step 6: Final answer
x = 432,829.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.