Finding the Fourth Proportional to 628,259.74, 935,283.85 and 624,523.08
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Solution
The fourth proportional to 628,259.74, 935,283.85 and 624,523.08 is: 929,721.12
Step by Step Solution
- Step 1: Write the proportion equation
628,259.74 : 935,283.85 = 624,523.08 : x - Step 2: Convert to fraction form
628,259.74/935,283.85 = 624,523.08/x - Step 3: Cross multiply
628,259.74x = 935,283.85 × 624,523.08 - Step 4: Simplify right side
628,259.74x = 584,106,350,676.26 - Step 5: Solve for x
x = 584,106,350,676.26/628,259.74 - Step 6: Final answer
x = 929,721.12
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.