Finding the Fourth Proportional to 292,454.69, 438,345.77 and 134,350.98
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Solution
The fourth proportional to 292,454.69, 438,345.77 and 134,350.98 is: 201,371.99
Step by Step Solution
- Step 1: Write the proportion equation
292,454.69 : 438,345.77 = 134,350.98 : x - Step 2: Convert to fraction form
292,454.69/438,345.77 = 134,350.98/x - Step 3: Cross multiply
292,454.69x = 438,345.77 × 134,350.98 - Step 4: Simplify right side
292,454.69x = 58,892,183,106.60 - Step 5: Solve for x
x = 58,892,183,106.60/292,454.69 - Step 6: Final answer
x = 201,371.99
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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.