Finding the Fourth Proportional to 571,256.74, 857,240.97 and 518,044.87
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Solution
The fourth proportional to 571,256.74, 857,240.97 and 518,044.87 is: 777,390.02
Step by Step Solution
- Step 1: Write the proportion equation
571,256.74 : 857,240.97 = 518,044.87 : x - Step 2: Convert to fraction form
571,256.74/857,240.97 = 518,044.87/x - Step 3: Cross multiply
571,256.74x = 857,240.97 × 518,044.87 - Step 4: Simplify right side
571,256.74x = 444,089,286,862.32 - Step 5: Solve for x
x = 444,089,286,862.32/571,256.74 - Step 6: Final answer
x = 777,390.02
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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.