Finding the Fourth Proportional to 610,613.10, 915,660.45 and 295,166.70
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Solution
The fourth proportional to 610,613.10, 915,660.45 and 295,166.70 is: 442,624.75
Step by Step Solution
- Step 1: Write the proportion equation
610,613.10 : 915,660.45 = 295,166.70 : x - Step 2: Convert to fraction form
610,613.10/915,660.45 = 295,166.70/x - Step 3: Cross multiply
610,613.10x = 915,660.45 × 295,166.70 - Step 4: Simplify right side
610,613.10x = 270,272,473,347.02 - Step 5: Solve for x
x = 270,272,473,347.02/610,613.10 - Step 6: Final answer
x = 442,624.75
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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.