Finding the Fourth Proportional to 624,176.60, 935,036.10 and 579,939.80
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Solution
The fourth proportional to 624,176.60, 935,036.10 and 579,939.80 is: 868,767.99
Step by Step Solution
- Step 1: Write the proportion equation
624,176.60 : 935,036.10 = 579,939.80 : x - Step 2: Convert to fraction form
624,176.60/935,036.10 = 579,939.80/x - Step 3: Cross multiply
624,176.60x = 935,036.10 × 579,939.80 - Step 4: Simplify right side
624,176.60x = 542,264,648,826.78 - Step 5: Solve for x
x = 542,264,648,826.78/624,176.60 - Step 6: Final answer
x = 868,767.99
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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.