Finding the Fourth Proportional to 561,224.04, 774,506.19 and 306,591.63
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Solution
The fourth proportional to 561,224.04, 774,506.19 and 306,591.63 is: 423,105.74
Step by Step Solution
- Step 1: Write the proportion equation
561,224.04 : 774,506.19 = 306,591.63 : x - Step 2: Convert to fraction form
561,224.04/774,506.19 = 306,591.63/x - Step 3: Cross multiply
561,224.04x = 774,506.19 × 306,591.63 - Step 4: Simplify right side
561,224.04x = 237,457,115,237.19 - Step 5: Solve for x
x = 237,457,115,237.19/561,224.04 - Step 6: Final answer
x = 423,105.74
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1.5x scale
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.