Finding the Fourth Proportional to 297,659.98, 410,758.98 and 176,798.06
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Solution
The fourth proportional to 297,659.98, 410,758.98 and 176,798.06 is: 243,974.32
Step by Step Solution
- Step 1: Write the proportion equation
297,659.98 : 410,758.98 = 176,798.06 : x - Step 2: Convert to fraction form
297,659.98/410,758.98 = 176,798.06/x - Step 3: Cross multiply
297,659.98x = 410,758.98 × 176,798.06 - Step 4: Simplify right side
297,659.98x = 72,621,388,737.78 - Step 5: Solve for x
x = 72,621,388,737.78/297,659.98 - Step 6: Final answer
x = 243,974.32
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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.