Finding the Fourth Proportional to 491,911.41, 736,199.19 and 302,490.79
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Solution
The fourth proportional to 491,911.41, 736,199.19 and 302,490.79 is: 452,710.52
Step by Step Solution
- Step 1: Write the proportion equation
491,911.41 : 736,199.19 = 302,490.79 : x - Step 2: Convert to fraction form
491,911.41/736,199.19 = 302,490.79/x - Step 3: Cross multiply
491,911.41x = 736,199.19 × 302,490.79 - Step 4: Simplify right side
491,911.41x = 222,693,472,739.96 - Step 5: Solve for x
x = 222,693,472,739.96/491,911.41 - Step 6: Final answer
x = 452,710.52
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1.5x scale
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.