Finding the Fourth Proportional to 291,879.96, 437,841.54 and 104,893.08
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Solution
The fourth proportional to 291,879.96, 437,841.54 and 104,893.08 is: 157,347.38
Step by Step Solution
- Step 1: Write the proportion equation
291,879.96 : 437,841.54 = 104,893.08 : x - Step 2: Convert to fraction form
291,879.96/437,841.54 = 104,893.08/x - Step 3: Cross multiply
291,879.96x = 437,841.54 × 104,893.08 - Step 4: Simplify right side
291,879.96x = 45,926,547,682.54 - Step 5: Solve for x
x = 45,926,547,682.54/291,879.96 - Step 6: Final answer
x = 157,347.38
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1.5x scale
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.