Finding the Fourth Proportional to 514,775.91, 710,389.53 and 282,202.44
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Solution
The fourth proportional to 514,775.91, 710,389.53 and 282,202.44 is: 389,438.69
Step by Step Solution
- Step 1: Write the proportion equation
514,775.91 : 710,389.53 = 282,202.44 : x - Step 2: Convert to fraction form
514,775.91/710,389.53 = 282,202.44/x - Step 3: Cross multiply
514,775.91x = 710,389.53 × 282,202.44 - Step 4: Simplify right side
514,775.91x = 200,473,657,305.44 - Step 5: Solve for x
x = 200,473,657,305.44/514,775.91 - Step 6: Final answer
x = 389,438.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.