Finding the Fourth Proportional to 519,338.23, 779,007.35 and 125,354.23
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Solution
The fourth proportional to 519,338.23, 779,007.35 and 125,354.23 is: 188,031.35
Step by Step Solution
- Step 1: Write the proportion equation
519,338.23 : 779,007.35 = 125,354.23 : x - Step 2: Convert to fraction form
519,338.23/779,007.35 = 125,354.23/x - Step 3: Cross multiply
519,338.23x = 779,007.35 × 125,354.23 - Step 4: Simplify right side
519,338.23x = 97,651,866,523.59 - Step 5: Solve for x
x = 97,651,866,523.59/519,338.23 - Step 6: Final answer
x = 188,031.35
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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.