Finding the Fourth Proportional to 344,809.23, 517,208.67 and 155,135.67
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Solution
The fourth proportional to 344,809.23, 517,208.67 and 155,135.67 is: 232,701.18
Step by Step Solution
- Step 1: Write the proportion equation
344,809.23 : 517,208.67 = 155,135.67 : x - Step 2: Convert to fraction form
344,809.23/517,208.67 = 155,135.67/x - Step 3: Cross multiply
344,809.23x = 517,208.67 × 155,135.67 - Step 4: Simplify right side
344,809.23x = 80,237,513,550.26 - Step 5: Solve for x
x = 80,237,513,550.26/344,809.23 - Step 6: Final answer
x = 232,701.18
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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.