Finding the Fourth Proportional to 425,271.68, 637,991.35 and 121,668.69
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Solution
The fourth proportional to 425,271.68, 637,991.35 and 121,668.69 is: 182,527.02
Step by Step Solution
- Step 1: Write the proportion equation
425,271.68 : 637,991.35 = 121,668.69 : x - Step 2: Convert to fraction form
425,271.68/637,991.35 = 121,668.69/x - Step 3: Cross multiply
425,271.68x = 637,991.35 × 121,668.69 - Step 4: Simplify right side
425,271.68x = 77,623,572,250.87 - Step 5: Solve for x
x = 77,623,572,250.87/425,271.68 - Step 6: Final answer
x = 182,527.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.