Finding the Fourth Proportional to 781,153.84, 1,171,722.24 and 592,771.15
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Solution
The fourth proportional to 781,153.84, 1,171,722.24 and 592,771.15 is: 889,150.26
Step by Step Solution
- Step 1: Write the proportion equation
781,153.84 : 1,171,722.24 = 592,771.15 : x - Step 2: Convert to fraction form
781,153.84/1,171,722.24 = 592,771.15/x - Step 3: Cross multiply
781,153.84x = 1,171,722.24 × 592,771.15 - Step 4: Simplify right side
781,153.84x = 694,563,139,685.38 - Step 5: Solve for x
x = 694,563,139,685.38/781,153.84 - Step 6: Final answer
x = 889,150.26
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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.