Finding the Fourth Proportional to 539,488.08, 744,036.46 and 324,587.99
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Solution
The fourth proportional to 539,488.08, 744,036.46 and 324,587.99 is: 447,656.42
Step by Step Solution
- Step 1: Write the proportion equation
539,488.08 : 744,036.46 = 324,587.99 : x - Step 2: Convert to fraction form
539,488.08/744,036.46 = 324,587.99/x - Step 3: Cross multiply
539,488.08x = 744,036.46 × 324,587.99 - Step 4: Simplify right side
539,488.08x = 241,505,300,086.74 - Step 5: Solve for x
x = 241,505,300,086.74/539,488.08 - Step 6: Final answer
x = 447,656.42
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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.