Finding the Fourth Proportional to 539,534.58, 744,557.61 and 297,817.09
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Solution
The fourth proportional to 539,534.58, 744,557.61 and 297,817.09 is: 410,987.52
Step by Step Solution
- Step 1: Write the proportion equation
539,534.58 : 744,557.61 = 297,817.09 : x - Step 2: Convert to fraction form
539,534.58/744,557.61 = 297,817.09/x - Step 3: Cross multiply
539,534.58x = 744,557.61 × 297,817.09 - Step 4: Simplify right side
539,534.58x = 221,741,980,747.56 - Step 5: Solve for x
x = 221,741,980,747.56/539,534.58 - Step 6: Final answer
x = 410,987.52
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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.