Finding the Fourth Proportional to 247,218.84, 370,223.44 and 223,257.26
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Solution
The fourth proportional to 247,218.84, 370,223.44 and 223,257.26 is: 334,339.69
Step by Step Solution
- Step 1: Write the proportion equation
247,218.84 : 370,223.44 = 223,257.26 : x - Step 2: Convert to fraction form
247,218.84/370,223.44 = 223,257.26/x - Step 3: Cross multiply
247,218.84x = 370,223.44 × 223,257.26 - Step 4: Simplify right side
247,218.84x = 82,655,070,802.17 - Step 5: Solve for x
x = 82,655,070,802.17/247,218.84 - Step 6: Final answer
x = 334,339.69
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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.