Finding the Fourth Proportional to 455,731.98, 628,867.71 and 264,742.62
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Solution
The fourth proportional to 455,731.98, 628,867.71 and 264,742.62 is: 365,320.17
Step by Step Solution
- Step 1: Write the proportion equation
455,731.98 : 628,867.71 = 264,742.62 : x - Step 2: Convert to fraction form
455,731.98/628,867.71 = 264,742.62/x - Step 3: Cross multiply
455,731.98x = 628,867.71 × 264,742.62 - Step 4: Simplify right side
455,731.98x = 166,488,085,178.80 - Step 5: Solve for x
x = 166,488,085,178.80/455,731.98 - Step 6: Final answer
x = 365,320.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.