Finding the Fourth Proportional to 286,889.02, 395,684.43 and 184,931.08
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Solution
The fourth proportional to 286,889.02, 395,684.43 and 184,931.08 is: 255,061.51
Step by Step Solution
- Step 1: Write the proportion equation
286,889.02 : 395,684.43 = 184,931.08 : x - Step 2: Convert to fraction form
286,889.02/395,684.43 = 184,931.08/x - Step 3: Cross multiply
286,889.02x = 395,684.43 × 184,931.08 - Step 4: Simplify right side
286,889.02x = 73,174,347,296.38 - Step 5: Solve for x
x = 73,174,347,296.38/286,889.02 - Step 6: Final answer
x = 255,061.51
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1.5x scale
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.