Finding the Fourth Proportional to 286,250.70, 429,246.45 and 108,698.70
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Solution
The fourth proportional to 286,250.70, 429,246.45 and 108,698.70 is: 162,998.84
Step by Step Solution
- Step 1: Write the proportion equation
286,250.70 : 429,246.45 = 108,698.70 : x - Step 2: Convert to fraction form
286,250.70/429,246.45 = 108,698.70/x - Step 3: Cross multiply
286,250.70x = 429,246.45 × 108,698.70 - Step 4: Simplify right side
286,250.70x = 46,658,531,094.62 - Step 5: Solve for x
x = 46,658,531,094.62/286,250.70 - Step 6: Final answer
x = 162,998.84
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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.