Finding the Fourth Proportional to 413,159.74, 619,742.37 and 113,671.96
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Solution
The fourth proportional to 413,159.74, 619,742.37 and 113,671.96 is: 170,508.70
Step by Step Solution
- Step 1: Write the proportion equation
413,159.74 : 619,742.37 = 113,671.96 : x - Step 2: Convert to fraction form
413,159.74/619,742.37 = 113,671.96/x - Step 3: Cross multiply
413,159.74x = 619,742.37 × 113,671.96 - Step 4: Simplify right side
413,159.74x = 70,447,329,892.95 - Step 5: Solve for x
x = 70,447,329,892.95/413,159.74 - Step 6: Final answer
x = 170,508.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.