Finding the Fourth Proportional to 950,206.96, 1,311,306.72 and 542,300.68
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Solution
The fourth proportional to 950,206.96, 1,311,306.72 and 542,300.68 is: 748,386.99
Step by Step Solution
- Step 1: Write the proportion equation
950,206.96 : 1,311,306.72 = 542,300.68 : x - Step 2: Convert to fraction form
950,206.96/1,311,306.72 = 542,300.68/x - Step 3: Cross multiply
950,206.96x = 1,311,306.72 × 542,300.68 - Step 4: Simplify right side
950,206.96x = 711,122,525,944.57 - Step 5: Solve for x
x = 711,122,525,944.57/950,206.96 - Step 6: Final answer
x = 748,386.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.