Finding the Fourth Proportional to 628,260.74, 935,285.34 and 624,524.08
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Solution
The fourth proportional to 628,260.74, 935,285.34 and 624,524.08 is: 929,722.61
Step by Step Solution
- Step 1: Write the proportion equation
628,260.74 : 935,285.34 = 624,524.08 : x - Step 2: Convert to fraction form
628,260.74/935,285.34 = 624,524.08/x - Step 3: Cross multiply
628,260.74x = 935,285.34 × 624,524.08 - Step 4: Simplify right side
628,260.74x = 584,108,216,500.99 - Step 5: Solve for x
x = 584,108,216,500.99/628,260.74 - Step 6: Final answer
x = 929,722.61
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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.