Finding the Fourth Proportional to 563,050.26, 777,021.99 and 321,328.02
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Solution
The fourth proportional to 563,050.26, 777,021.99 and 321,328.02 is: 443,439.88
Step by Step Solution
- Step 1: Write the proportion equation
563,050.26 : 777,021.99 = 321,328.02 : x - Step 2: Convert to fraction form
563,050.26/777,021.99 = 321,328.02/x - Step 3: Cross multiply
563,050.26x = 777,021.99 × 321,328.02 - Step 4: Simplify right side
563,050.26x = 249,678,937,543.16 - Step 5: Solve for x
x = 249,678,937,543.16/563,050.26 - Step 6: Final answer
x = 443,439.88
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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.