Finding the Fourth Proportional to 425,281.80, 586,629.36 and 253,084.26
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Solution
The fourth proportional to 425,281.80, 586,629.36 and 253,084.26 is: 349,101.84
Step by Step Solution
- Step 1: Write the proportion equation
425,281.80 : 586,629.36 = 253,084.26 : x - Step 2: Convert to fraction form
425,281.80/586,629.36 = 253,084.26/x - Step 3: Cross multiply
425,281.80x = 586,629.36 × 253,084.26 - Step 4: Simplify right side
425,281.80x = 148,466,657,469.87 - Step 5: Solve for x
x = 148,466,657,469.87/425,281.80 - Step 6: Final answer
x = 349,101.84
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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.