Finding the Fourth Proportional to 413,700.16, 620,798.12 and 177,043.08
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Solution
The fourth proportional to 413,700.16, 620,798.12 and 177,043.08 is: 265,670.70
Step by Step Solution
- Step 1: Write the proportion equation
413,700.16 : 620,798.12 = 177,043.08 : x - Step 2: Convert to fraction form
413,700.16/620,798.12 = 177,043.08/x - Step 3: Cross multiply
413,700.16x = 620,798.12 × 177,043.08 - Step 4: Simplify right side
413,700.16x = 109,908,011,223.01 - Step 5: Solve for x
x = 109,908,011,223.01/413,700.16 - Step 6: Final answer
x = 265,670.70
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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.