Finding the Fourth Proportional to 617,610.08, 851,625.08 and 402,350.96
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Solution
The fourth proportional to 617,610.08, 851,625.08 and 402,350.96 is: 554,803.39
Step by Step Solution
- Step 1: Write the proportion equation
617,610.08 : 851,625.08 = 402,350.96 : x - Step 2: Convert to fraction form
617,610.08/851,625.08 = 402,350.96/x - Step 3: Cross multiply
617,610.08x = 851,625.08 × 402,350.96 - Step 4: Simplify right side
617,610.08x = 342,652,168,498.08 - Step 5: Solve for x
x = 342,652,168,498.08/617,610.08 - Step 6: Final answer
x = 554,803.39
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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.