Finding the Fourth Proportional to 617,875.68, 926,785.88 and 168,595.11
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Solution
The fourth proportional to 617,875.68, 926,785.88 and 168,595.11 is: 252,885.12
Step by Step Solution
- Step 1: Write the proportion equation
617,875.68 : 926,785.88 = 168,595.11 : x - Step 2: Convert to fraction form
617,875.68/926,785.88 = 168,595.11/x - Step 3: Cross multiply
617,875.68x = 926,785.88 × 168,595.11 - Step 4: Simplify right side
617,875.68x = 156,251,567,385.05 - Step 5: Solve for x
x = 156,251,567,385.05/617,875.68 - Step 6: Final answer
x = 252,885.12
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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.