Finding the Fourth Proportional to 433,495.84, 650,178.12 and 117,977.32
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Solution
The fourth proportional to 433,495.84, 650,178.12 and 117,977.32 is: 176,948.12
Step by Step Solution
- Step 1: Write the proportion equation
433,495.84 : 650,178.12 = 117,977.32 : x - Step 2: Convert to fraction form
433,495.84/650,178.12 = 117,977.32/x - Step 3: Cross multiply
433,495.84x = 650,178.12 × 117,977.32 - Step 4: Simplify right side
433,495.84x = 76,706,272,120.24 - Step 5: Solve for x
x = 76,706,272,120.24/433,495.84 - Step 6: Final answer
x = 176,948.12
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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.