Finding the Fourth Proportional to 344,970.50, 517,538.80 and 145,347.99
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Solution
The fourth proportional to 344,970.50, 517,538.80 and 145,347.99 is: 218,056.97
Step by Step Solution
- Step 1: Write the proportion equation
344,970.50 : 517,538.80 = 145,347.99 : x - Step 2: Convert to fraction form
344,970.50/517,538.80 = 145,347.99/x - Step 3: Cross multiply
344,970.50x = 517,538.80 × 145,347.99 - Step 4: Simplify right side
344,970.50x = 75,223,222,567.93 - Step 5: Solve for x
x = 75,223,222,567.93/344,970.50 - Step 6: Final answer
x = 218,056.97
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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.