Finding the Fourth Proportional to 403,333.68, 556,840.08 and 358,493.52
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Solution
The fourth proportional to 403,333.68, 556,840.08 and 358,493.52 is: 494,934.02
Step by Step Solution
- Step 1: Write the proportion equation
403,333.68 : 556,840.08 = 358,493.52 : x - Step 2: Convert to fraction form
403,333.68/556,840.08 = 358,493.52/x - Step 3: Cross multiply
403,333.68x = 556,840.08 × 358,493.52 - Step 4: Simplify right side
403,333.68x = 199,623,560,356.28 - Step 5: Solve for x
x = 199,623,560,356.28/403,333.68 - Step 6: Final answer
x = 494,934.02
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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.