Finding the Fourth Proportional to 946,854.24, 1,306,651.92 and 517,134.48
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Solution
The fourth proportional to 946,854.24, 1,306,651.92 and 517,134.48 is: 713,641.80
Step by Step Solution
- Step 1: Write the proportion equation
946,854.24 : 1,306,651.92 = 517,134.48 : x - Step 2: Convert to fraction form
946,854.24/1,306,651.92 = 517,134.48/x - Step 3: Cross multiply
946,854.24x = 1,306,651.92 × 517,134.48 - Step 4: Simplify right side
946,854.24x = 675,714,761,190.20 - Step 5: Solve for x
x = 675,714,761,190.20/946,854.24 - Step 6: Final answer
x = 713,641.80
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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.