Finding the Fourth Proportional to 566,097.40, 781,220.22 and 324,374.74
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Solution
The fourth proportional to 566,097.40, 781,220.22 and 324,374.74 is: 447,640.47
Step by Step Solution
- Step 1: Write the proportion equation
566,097.40 : 781,220.22 = 324,374.74 : x - Step 2: Convert to fraction form
566,097.40/781,220.22 = 324,374.74/x - Step 3: Cross multiply
566,097.40x = 781,220.22 × 324,374.74 - Step 4: Simplify right side
566,097.40x = 253,408,105,745.24 - Step 5: Solve for x
x = 253,408,105,745.24/566,097.40 - Step 6: Final answer
x = 447,640.47
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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.