Finding the Fourth Proportional to 516,988.02, 775,331.36 and 201,369.90
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Solution
The fourth proportional to 516,988.02, 775,331.36 and 201,369.90 is: 301,996.16
Step by Step Solution
- Step 1: Write the proportion equation
516,988.02 : 775,331.36 = 201,369.90 : x - Step 2: Convert to fraction form
516,988.02/775,331.36 = 201,369.90/x - Step 3: Cross multiply
516,988.02x = 775,331.36 × 201,369.90 - Step 4: Simplify right side
516,988.02x = 156,128,398,430.06 - Step 5: Solve for x
x = 156,128,398,430.06/516,988.02 - Step 6: Final answer
x = 301,996.16
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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.