Finding the Fourth Proportional to 513,483.66, 708,552.93 and 284,004.48
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Solution
The fourth proportional to 513,483.66, 708,552.93 and 284,004.48 is: 391,896.03
Step by Step Solution
- Step 1: Write the proportion equation
513,483.66 : 708,552.93 = 284,004.48 : x - Step 2: Convert to fraction form
513,483.66/708,552.93 = 284,004.48/x - Step 3: Cross multiply
513,483.66x = 708,552.93 × 284,004.48 - Step 4: Simplify right side
513,483.66x = 201,232,206,437.13 - Step 5: Solve for x
x = 201,232,206,437.13/513,483.66 - Step 6: Final answer
x = 391,896.03
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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.