Finding the Fourth Proportional to 291,908.19, 402,845.26 and 184,439.01
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Solution
The fourth proportional to 291,908.19, 402,845.26 and 184,439.01 is: 254,533.39
Step by Step Solution
- Step 1: Write the proportion equation
291,908.19 : 402,845.26 = 184,439.01 : x - Step 2: Convert to fraction form
291,908.19/402,845.26 = 184,439.01/x - Step 3: Cross multiply
291,908.19x = 402,845.26 × 184,439.01 - Step 4: Simplify right side
291,908.19x = 74,300,380,937.59 - Step 5: Solve for x
x = 74,300,380,937.59/291,908.19 - Step 6: Final answer
x = 254,533.39
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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.