Finding the Fourth Proportional to 539,698.08, 809,470.92 and 296,614.92
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Solution
The fourth proportional to 539,698.08, 809,470.92 and 296,614.92 is: 444,880.50
Step by Step Solution
- Step 1: Write the proportion equation
539,698.08 : 809,470.92 = 296,614.92 : x - Step 2: Convert to fraction form
539,698.08/809,470.92 = 296,614.92/x - Step 3: Cross multiply
539,698.08x = 809,470.92 × 296,614.92 - Step 4: Simplify right side
539,698.08x = 240,101,152,178.13 - Step 5: Solve for x
x = 240,101,152,178.13/539,698.08 - Step 6: Final answer
x = 444,880.50
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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.