Finding the Fourth Proportional to 291,773.09, 402,762.83 and 250,774.94
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Solution
The fourth proportional to 291,773.09, 402,762.83 and 250,774.94 is: 346,169.08
Step by Step Solution
- Step 1: Write the proportion equation
291,773.09 : 402,762.83 = 250,774.94 : x - Step 2: Convert to fraction form
291,773.09/402,762.83 = 250,774.94/x - Step 3: Cross multiply
291,773.09x = 402,762.83 × 250,774.94 - Step 4: Simplify right side
291,773.09x = 101,002,821,259.79 - Step 5: Solve for x
x = 101,002,821,259.79/291,773.09 - Step 6: Final answer
x = 346,169.08
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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.