Finding the Fourth Proportional to 539,507.26, 744,520.08 and 297,789.88
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Solution
The fourth proportional to 539,507.26, 744,520.08 and 297,789.88 is: 410,950.07
Step by Step Solution
- Step 1: Write the proportion equation
539,507.26 : 744,520.08 = 297,789.88 : x - Step 2: Convert to fraction form
539,507.26/744,520.08 = 297,789.88/x - Step 3: Cross multiply
539,507.26x = 744,520.08 × 297,789.88 - Step 4: Simplify right side
539,507.26x = 221,710,545,280.79 - Step 5: Solve for x
x = 221,710,545,280.79/539,507.26 - Step 6: Final answer
x = 410,950.07
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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.