Finding the Fourth Proportional to 810,006.08, 1,117,801.37 and 447,455.24
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Solution
The fourth proportional to 810,006.08, 1,117,801.37 and 447,455.24 is: 617,484.35
Step by Step Solution
- Step 1: Write the proportion equation
810,006.08 : 1,117,801.37 = 447,455.24 : x - Step 2: Convert to fraction form
810,006.08/1,117,801.37 = 447,455.24/x - Step 3: Cross multiply
810,006.08x = 1,117,801.37 × 447,455.24 - Step 4: Simplify right side
810,006.08x = 500,166,077,490.13 - Step 5: Solve for x
x = 500,166,077,490.13/810,006.08 - Step 6: Final answer
x = 617,484.35
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1.5x scale
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.