Finding the Fourth Proportional to 702,914.79, 970,027.06 and 380,624.87
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Solution
The fourth proportional to 702,914.79, 970,027.06 and 380,624.87 is: 525,264.84
Step by Step Solution
- Step 1: Write the proportion equation
702,914.79 : 970,027.06 = 380,624.87 : x - Step 2: Convert to fraction form
702,914.79/970,027.06 = 380,624.87/x - Step 3: Cross multiply
702,914.79x = 970,027.06 × 380,624.87 - Step 4: Simplify right side
702,914.79x = 369,216,423,608.98 - Step 5: Solve for x
x = 369,216,423,608.98/702,914.79 - Step 6: Final answer
x = 525,264.84
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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.