Finding the Fourth Proportional to 577,237.88, 865,970.22 and 177,810.68
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Solution
The fourth proportional to 577,237.88, 865,970.22 and 177,810.68 is: 266,750.95
Step by Step Solution
- Step 1: Write the proportion equation
577,237.88 : 865,970.22 = 177,810.68 : x - Step 2: Convert to fraction form
577,237.88/865,970.22 = 177,810.68/x - Step 3: Cross multiply
577,237.88x = 865,970.22 × 177,810.68 - Step 4: Simplify right side
577,237.88x = 153,978,753,677.95 - Step 5: Solve for x
x = 153,978,753,677.95/577,237.88 - Step 6: Final answer
x = 266,750.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.