Finding the Fourth Proportional to 706,198.96, 974,590.14 and 434,281.96
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Solution
The fourth proportional to 706,198.96, 974,590.14 and 434,281.96 is: 599,330.98
Step by Step Solution
- Step 1: Write the proportion equation
706,198.96 : 974,590.14 = 434,281.96 : x - Step 2: Convert to fraction form
706,198.96/974,590.14 = 434,281.96/x - Step 3: Cross multiply
706,198.96x = 974,590.14 × 434,281.96 - Step 4: Simplify right side
706,198.96x = 423,246,916,195.87 - Step 5: Solve for x
x = 423,246,916,195.87/706,198.96 - Step 6: Final answer
x = 599,330.98
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1.5x scale
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.