Finding the Fourth Proportional to 617,746.64, 926,689.08 and 196,924.88
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Solution
The fourth proportional to 617,746.64, 926,689.08 and 196,924.88 is: 295,409.35
Step by Step Solution
- Step 1: Write the proportion equation
617,746.64 : 926,689.08 = 196,924.88 : x - Step 2: Convert to fraction form
617,746.64/926,689.08 = 196,924.88/x - Step 3: Cross multiply
617,746.64x = 926,689.08 × 196,924.88 - Step 4: Simplify right side
617,746.64x = 182,488,135,876.31 - Step 5: Solve for x
x = 182,488,135,876.31/617,746.64 - Step 6: Final answer
x = 295,409.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.