Finding the Fourth Proportional to 368,720.24, 508,834.24 and 207,576.48
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Solution
The fourth proportional to 368,720.24, 508,834.24 and 207,576.48 is: 286,455.72
Step by Step Solution
- Step 1: Write the proportion equation
368,720.24 : 508,834.24 = 207,576.48 : x - Step 2: Convert to fraction form
368,720.24/508,834.24 = 207,576.48/x - Step 3: Cross multiply
368,720.24x = 508,834.24 × 207,576.48 - Step 4: Simplify right side
368,720.24x = 105,622,020,442.68 - Step 5: Solve for x
x = 105,622,020,442.68/368,720.24 - Step 6: Final answer
x = 286,455.72
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1.5x scale
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.