Finding the Fourth Proportional to 292,750.24, 403,990.07 and 165,423.10
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Solution
The fourth proportional to 292,750.24, 403,990.07 and 165,423.10 is: 228,280.90
Step by Step Solution
- Step 1: Write the proportion equation
292,750.24 : 403,990.07 = 165,423.10 : x - Step 2: Convert to fraction form
292,750.24/403,990.07 = 165,423.10/x - Step 3: Cross multiply
292,750.24x = 403,990.07 × 165,423.10 - Step 4: Simplify right side
292,750.24x = 66,829,286,901.55 - Step 5: Solve for x
x = 66,829,286,901.55/292,750.24 - Step 6: Final answer
x = 228,280.90
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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.