Finding the Fourth Proportional to 294,281.80, 441,422.70 and 97,289.80
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Solution
The fourth proportional to 294,281.80, 441,422.70 and 97,289.80 is: 145,934.70
Step by Step Solution
- Step 1: Write the proportion equation
294,281.80 : 441,422.70 = 97,289.80 : x - Step 2: Convert to fraction form
294,281.80/441,422.70 = 97,289.80/x - Step 3: Cross multiply
294,281.80x = 441,422.70 × 97,289.80 - Step 4: Simplify right side
294,281.80x = 42,945,926,198.46 - Step 5: Solve for x
x = 42,945,926,198.46/294,281.80 - Step 6: Final answer
x = 145,934.70
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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.