Finding the Fourth Proportional to 907,718.24, 1,252,819.14 and 525,744.92
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Solution
The fourth proportional to 907,718.24, 1,252,819.14 and 525,744.92 is: 725,625.28
Step by Step Solution
- Step 1: Write the proportion equation
907,718.24 : 1,252,819.14 = 525,744.92 : x - Step 2: Convert to fraction form
907,718.24/1,252,819.14 = 525,744.92/x - Step 3: Cross multiply
907,718.24x = 1,252,819.14 × 525,744.92 - Step 4: Simplify right side
907,718.24x = 658,663,298,533.77 - Step 5: Solve for x
x = 658,663,298,533.77/907,718.24 - Step 6: Final answer
x = 725,625.28
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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.