Finding the Fourth Proportional to 845,953.61, 1,166,124.49 and 518,660.69
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Solution
The fourth proportional to 845,953.61, 1,166,124.49 and 518,660.69 is: 714,959.93
Step by Step Solution
- Step 1: Write the proportion equation
845,953.61 : 1,166,124.49 = 518,660.69 : x - Step 2: Convert to fraction form
845,953.61/1,166,124.49 = 518,660.69/x - Step 3: Cross multiply
845,953.61x = 1,166,124.49 × 518,660.69 - Step 4: Simplify right side
845,953.61x = 604,822,933,905.95 - Step 5: Solve for x
x = 604,822,933,905.95/845,953.61 - Step 6: Final answer
x = 714,959.93
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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.