Finding the Fourth Proportional to 651,984.99, 899,526.60 and 379,990.68
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Solution
The fourth proportional to 651,984.99, 899,526.60 and 379,990.68 is: 524,263.18
Step by Step Solution
- Step 1: Write the proportion equation
651,984.99 : 899,526.60 = 379,990.68 : x - Step 2: Convert to fraction form
651,984.99/899,526.60 = 379,990.68/x - Step 3: Cross multiply
651,984.99x = 899,526.60 × 379,990.68 - Step 4: Simplify right side
651,984.99x = 341,811,724,412.09 - Step 5: Solve for x
x = 341,811,724,412.09/651,984.99 - Step 6: Final answer
x = 524,263.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.