Finding the Fourth Proportional to 616,569.21, 924,858.68 and 217,118.52
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Solution
The fourth proportional to 616,569.21, 924,858.68 and 217,118.52 is: 325,679.49
Step by Step Solution
- Step 1: Write the proportion equation
616,569.21 : 924,858.68 = 217,118.52 : x - Step 2: Convert to fraction form
616,569.21/924,858.68 = 217,118.52/x - Step 3: Cross multiply
616,569.21x = 924,858.68 × 217,118.52 - Step 4: Simplify right side
616,569.21x = 200,803,946,725.16 - Step 5: Solve for x
x = 200,803,946,725.16/616,569.21 - Step 6: Final answer
x = 325,679.49
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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.