Finding the Fourth Proportional to 508,551.99, 763,247.61 and 255,904.29
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Solution
The fourth proportional to 508,551.99, 763,247.61 and 255,904.29 is: 384,067.59
Step by Step Solution
- Step 1: Write the proportion equation
508,551.99 : 763,247.61 = 255,904.29 : x - Step 2: Convert to fraction form
508,551.99/763,247.61 = 255,904.29/x - Step 3: Cross multiply
508,551.99x = 763,247.61 × 255,904.29 - Step 4: Simplify right side
508,551.99x = 195,318,337,731.25 - Step 5: Solve for x
x = 195,318,337,731.25/508,551.99 - Step 6: Final answer
x = 384,067.59
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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.