Finding the Fourth Proportional to 265,941.12, 366,886.08 and 170,417.28
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Solution
The fourth proportional to 265,941.12, 366,886.08 and 170,417.28 is: 235,103.65
Step by Step Solution
- Step 1: Write the proportion equation
265,941.12 : 366,886.08 = 170,417.28 : x - Step 2: Convert to fraction form
265,941.12/366,886.08 = 170,417.28/x - Step 3: Cross multiply
265,941.12x = 366,886.08 × 170,417.28 - Step 4: Simplify right side
265,941.12x = 62,523,727,823.46 - Step 5: Solve for x
x = 62,523,727,823.46/265,941.12 - Step 6: Final answer
x = 235,103.65
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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.