Finding the Fourth Proportional to 293,130.55, 439,694.61 and 124,624.63
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Solution
The fourth proportional to 293,130.55, 439,694.61 and 124,624.63 is: 186,936.43
Step by Step Solution
- Step 1: Write the proportion equation
293,130.55 : 439,694.61 = 124,624.63 : x - Step 2: Convert to fraction form
293,130.55/439,694.61 = 124,624.63/x - Step 3: Cross multiply
293,130.55x = 439,694.61 × 124,624.63 - Step 4: Simplify right side
293,130.55x = 54,796,778,084.24 - Step 5: Solve for x
x = 54,796,778,084.24/293,130.55 - Step 6: Final answer
x = 186,936.43
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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.