Finding the Fourth Proportional to 497,506.26, 686,576.99 and 282,682.71
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Solution
The fourth proportional to 497,506.26, 686,576.99 and 282,682.71 is: 390,112.57
Step by Step Solution
- Step 1: Write the proportion equation
497,506.26 : 686,576.99 = 282,682.71 : x - Step 2: Convert to fraction form
497,506.26/686,576.99 = 282,682.71/x - Step 3: Cross multiply
497,506.26x = 686,576.99 × 282,682.71 - Step 4: Simplify right side
497,506.26x = 194,083,444,156.84 - Step 5: Solve for x
x = 194,083,444,156.84/497,506.26 - Step 6: Final answer
x = 390,112.57
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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.