Finding the Fourth Proportional to 353,790.24, 530,941.86 and 265,282.08
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Solution
The fourth proportional to 353,790.24, 530,941.86 and 265,282.08 is: 398,115.45
Step by Step Solution
- Step 1: Write the proportion equation
353,790.24 : 530,941.86 = 265,282.08 : x - Step 2: Convert to fraction form
353,790.24/530,941.86 = 265,282.08/x - Step 3: Cross multiply
353,790.24x = 530,941.86 × 265,282.08 - Step 4: Simplify right side
353,790.24x = 140,849,360,979.87 - Step 5: Solve for x
x = 140,849,360,979.87/353,790.24 - Step 6: Final answer
x = 398,115.45
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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.