Finding the Fourth Proportional to 624,154.60, 935,003.10 and 579,917.80
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Solution
The fourth proportional to 624,154.60, 935,003.10 and 579,917.80 is: 868,734.99
Step by Step Solution
- Step 1: Write the proportion equation
624,154.60 : 935,003.10 = 579,917.80 : x - Step 2: Convert to fraction form
624,154.60/935,003.10 = 579,917.80/x - Step 3: Cross multiply
624,154.60x = 935,003.10 × 579,917.80 - Step 4: Simplify right side
624,154.60x = 542,224,940,745.18 - Step 5: Solve for x
x = 542,224,940,745.18/624,154.60 - Step 6: Final answer
x = 868,734.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.