Finding the Fourth Proportional to 875,613.08, 1,313,310.91 and 235,966.83
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Solution
The fourth proportional to 875,613.08, 1,313,310.91 and 235,966.83 is: 353,920.95
Step by Step Solution
- Step 1: Write the proportion equation
875,613.08 : 1,313,310.91 = 235,966.83 : x - Step 2: Convert to fraction form
875,613.08/1,313,310.91 = 235,966.83/x - Step 3: Cross multiply
875,613.08x = 1,313,310.91 × 235,966.83 - Step 4: Simplify right side
875,613.08x = 309,897,812,237.12 - Step 5: Solve for x
x = 309,897,812,237.12/875,613.08 - Step 6: Final answer
x = 353,920.95
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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.