Finding the Fourth Proportional to 430,894.41, 594,193.26 and 285,649.67
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Solution
The fourth proportional to 430,894.41, 594,193.26 and 285,649.67 is: 393,904.17
Step by Step Solution
- Step 1: Write the proportion equation
430,894.41 : 594,193.26 = 285,649.67 : x - Step 2: Convert to fraction form
430,894.41/594,193.26 = 285,649.67/x - Step 3: Cross multiply
430,894.41x = 594,193.26 × 285,649.67 - Step 4: Simplify right side
430,894.41x = 169,731,105,664.26 - Step 5: Solve for x
x = 169,731,105,664.26/430,894.41 - Step 6: Final answer
x = 393,904.17
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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.