Finding the Fourth Proportional to 291,844.52, 402,808.06 and 184,346.18
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Solution
The fourth proportional to 291,844.52, 402,808.06 and 184,346.18 is: 254,437.28
Step by Step Solution
- Step 1: Write the proportion equation
291,844.52 : 402,808.06 = 184,346.18 : x - Step 2: Convert to fraction form
291,844.52/402,808.06 = 184,346.18/x - Step 3: Cross multiply
291,844.52x = 402,808.06 × 184,346.18 - Step 4: Simplify right side
291,844.52x = 74,256,127,134.21 - Step 5: Solve for x
x = 74,256,127,134.21/291,844.52 - Step 6: Final answer
x = 254,437.28
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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.