Finding the Fourth Proportional to 704,865.47, 972,688.34 and 382,568.65
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Solution
The fourth proportional to 704,865.47, 972,688.34 and 382,568.65 is: 527,930.62
Step by Step Solution
- Step 1: Write the proportion equation
704,865.47 : 972,688.34 = 382,568.65 : x - Step 2: Convert to fraction form
704,865.47/972,688.34 = 382,568.65/x - Step 3: Cross multiply
704,865.47x = 972,688.34 × 382,568.65 - Step 4: Simplify right side
704,865.47x = 372,120,063,629.24 - Step 5: Solve for x
x = 372,120,063,629.24/704,865.47 - Step 6: Final answer
x = 527,930.62
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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.