Finding the Fourth Proportional to 453,794.60, 625,402.37 and 424,998.65
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Solution
The fourth proportional to 453,794.60, 625,402.37 and 424,998.65 is: 585,716.88
Step by Step Solution
- Step 1: Write the proportion equation
453,794.60 : 625,402.37 = 424,998.65 : x - Step 2: Convert to fraction form
453,794.60/625,402.37 = 424,998.65/x - Step 3: Cross multiply
453,794.60x = 625,402.37 × 424,998.65 - Step 4: Simplify right side
453,794.60x = 265,795,159,674.30 - Step 5: Solve for x
x = 265,795,159,674.30/453,794.60 - Step 6: Final answer
x = 585,716.88
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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.