Finding the Fourth Proportional to 294,809.70, 442,214.55 and 201,497.70
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Solution
The fourth proportional to 294,809.70, 442,214.55 and 201,497.70 is: 302,246.55
Step by Step Solution
- Step 1: Write the proportion equation
294,809.70 : 442,214.55 = 201,497.70 : x - Step 2: Convert to fraction form
294,809.70/442,214.55 = 201,497.70/x - Step 3: Cross multiply
294,809.70x = 442,214.55 × 201,497.70 - Step 4: Simplify right side
294,809.70x = 89,105,214,731.54 - Step 5: Solve for x
x = 89,105,214,731.54/294,809.70 - Step 6: Final answer
x = 302,246.55
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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.