Finding the Fourth Proportional to 234,710.99, 323,901.33 and 127,280.99
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Solution
The fourth proportional to 234,710.99, 323,901.33 and 127,280.99 is: 175,647.86
Step by Step Solution
- Step 1: Write the proportion equation
234,710.99 : 323,901.33 = 127,280.99 : x - Step 2: Convert to fraction form
234,710.99/323,901.33 = 127,280.99/x - Step 3: Cross multiply
234,710.99x = 323,901.33 × 127,280.99 - Step 4: Simplify right side
234,710.99x = 41,226,481,944.72 - Step 5: Solve for x
x = 41,226,481,944.72/234,710.99 - Step 6: Final answer
x = 175,647.86
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.