Finding the Fourth Proportional to 491,823.40, 736,591.72 and 474,776.08
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Solution
The fourth proportional to 491,823.40, 736,591.72 and 474,776.08 is: 711,060.37
Step by Step Solution
- Step 1: Write the proportion equation
491,823.40 : 736,591.72 = 474,776.08 : x - Step 2: Convert to fraction form
491,823.40/736,591.72 = 474,776.08/x - Step 3: Cross multiply
491,823.40x = 736,591.72 × 474,776.08 - Step 4: Simplify right side
491,823.40x = 349,716,129,382.06 - Step 5: Solve for x
x = 349,716,129,382.06/491,823.40 - Step 6: Final answer
x = 711,060.37
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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.