Finding the Fourth Proportional to 369,152.19, 553,856.79 and 116,471.70
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Solution
The fourth proportional to 369,152.19, 553,856.79 and 116,471.70 is: 174,748.09
Step by Step Solution
- Step 1: Write the proportion equation
369,152.19 : 553,856.79 = 116,471.70 : x - Step 2: Convert to fraction form
369,152.19/553,856.79 = 116,471.70/x - Step 3: Cross multiply
369,152.19x = 553,856.79 × 116,471.70 - Step 4: Simplify right side
369,152.19x = 64,508,641,887.84 - Step 5: Solve for x
x = 64,508,641,887.84/369,152.19 - Step 6: Final answer
x = 174,748.09
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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.