Finding the Fourth Proportional to 291,566.23, 402,394.17 and 162,516.49
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Solution
The fourth proportional to 291,566.23, 402,394.17 and 162,516.49 is: 224,291.02
Step by Step Solution
- Step 1: Write the proportion equation
291,566.23 : 402,394.17 = 162,516.49 : x - Step 2: Convert to fraction form
291,566.23/402,394.17 = 162,516.49/x - Step 3: Cross multiply
291,566.23x = 402,394.17 × 162,516.49 - Step 4: Simplify right side
291,566.23x = 65,395,688,104.86 - Step 5: Solve for x
x = 65,395,688,104.86/291,566.23 - Step 6: Final answer
x = 224,291.02
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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.