Finding the Fourth Proportional to 657,036.52, 906,741.12 and 370,550.48
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Solution
The fourth proportional to 657,036.52, 906,741.12 and 370,550.48 is: 511,376.99
Step by Step Solution
- Step 1: Write the proportion equation
657,036.52 : 906,741.12 = 370,550.48 : x - Step 2: Convert to fraction form
657,036.52/906,741.12 = 370,550.48/x - Step 3: Cross multiply
657,036.52x = 906,741.12 × 370,550.48 - Step 4: Simplify right side
657,036.52x = 335,993,357,251.74 - Step 5: Solve for x
x = 335,993,357,251.74/657,036.52 - Step 6: Final answer
x = 511,376.99
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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.