Finding the Fourth Proportional to 628,258.24, 935,281.62 and 624,521.58
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Solution
The fourth proportional to 628,258.24, 935,281.62 and 624,521.58 is: 929,718.89
Step by Step Solution
- Step 1: Write the proportion equation
628,258.24 : 935,281.62 = 624,521.58 : x - Step 2: Convert to fraction form
628,258.24/935,281.62 = 624,521.58/x - Step 3: Cross multiply
628,258.24x = 935,281.62 × 624,521.58 - Step 4: Simplify right side
628,258.24x = 584,103,551,560.05 - Step 5: Solve for x
x = 584,103,551,560.05/628,258.24 - Step 6: Final answer
x = 929,718.89
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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.