Finding the Fourth Proportional to 618,117.65, 928,601.89 and 592,579.99
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Solution
The fourth proportional to 618,117.65, 928,601.89 and 592,579.99 is: 890,236.50
Step by Step Solution
- Step 1: Write the proportion equation
618,117.65 : 928,601.89 = 592,579.99 : x - Step 2: Convert to fraction form
618,117.65/928,601.89 = 592,579.99/x - Step 3: Cross multiply
618,117.65x = 928,601.89 × 592,579.99 - Step 4: Simplify right side
618,117.65x = 550,270,893,146.10 - Step 5: Solve for x
x = 550,270,893,146.10/618,117.65 - Step 6: Final answer
x = 890,236.50
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1.5x scale
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.