Finding the Fourth Proportional to 344,487.71, 475,625.05 and 308,075.99
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Solution
The fourth proportional to 344,487.71, 475,625.05 and 308,075.99 is: 425,352.34
Step by Step Solution
- Step 1: Write the proportion equation
344,487.71 : 475,625.05 = 308,075.99 : x - Step 2: Convert to fraction form
344,487.71/475,625.05 = 308,075.99/x - Step 3: Cross multiply
344,487.71x = 475,625.05 × 308,075.99 - Step 4: Simplify right side
344,487.71x = 146,528,654,999.23 - Step 5: Solve for x
x = 146,528,654,999.23/344,487.71 - Step 6: Final answer
x = 425,352.34
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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.