Finding the Fourth Proportional to 430,755.94, 594,432.93 and 239,765.23
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Solution
The fourth proportional to 430,755.94, 594,432.93 and 239,765.23 is: 330,870.30
Step by Step Solution
- Step 1: Write the proportion equation
430,755.94 : 594,432.93 = 239,765.23 : x - Step 2: Convert to fraction form
430,755.94/594,432.93 = 239,765.23/x - Step 3: Cross multiply
430,755.94x = 594,432.93 × 239,765.23 - Step 4: Simplify right side
430,755.94x = 142,524,348,181.02 - Step 5: Solve for x
x = 142,524,348,181.02/430,755.94 - Step 6: Final answer
x = 330,870.30
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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.