Finding the Fourth Proportional to 539,188.06, 744,081.99 and 297,470.50
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Solution
The fourth proportional to 539,188.06, 744,081.99 and 297,470.50 is: 410,510.65
Step by Step Solution
- Step 1: Write the proportion equation
539,188.06 : 744,081.99 = 297,470.50 : x - Step 2: Convert to fraction form
539,188.06/744,081.99 = 297,470.50/x - Step 3: Cross multiply
539,188.06x = 744,081.99 × 297,470.50 - Step 4: Simplify right side
539,188.06x = 221,342,441,606.30 - Step 5: Solve for x
x = 221,342,441,606.30/539,188.06 - Step 6: Final answer
x = 410,510.65
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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.