Finding the Fourth Proportional to 301,337.94, 452,013.74 and 76,697.50
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Solution
The fourth proportional to 301,337.94, 452,013.74 and 76,697.50 is: 115,047.99
Step by Step Solution
- Step 1: Write the proportion equation
301,337.94 : 452,013.74 = 76,697.50 : x - Step 2: Convert to fraction form
301,337.94/452,013.74 = 76,697.50/x - Step 3: Cross multiply
301,337.94x = 452,013.74 × 76,697.50 - Step 4: Simplify right side
301,337.94x = 34,668,323,823.65 - Step 5: Solve for x
x = 34,668,323,823.65/301,337.94 - Step 6: Final answer
x = 115,047.99
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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.