Finding the Fourth Proportional to 352,892.84, 529,283.64 and 293,303.96
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Solution
The fourth proportional to 352,892.84, 529,283.64 and 293,303.96 is: 439,909.71
Step by Step Solution
- Step 1: Write the proportion equation
352,892.84 : 529,283.64 = 293,303.96 : x - Step 2: Convert to fraction form
352,892.84/529,283.64 = 293,303.96/x - Step 3: Cross multiply
352,892.84x = 529,283.64 × 293,303.96 - Step 4: Simplify right side
352,892.84x = 155,240,987,575.21 - Step 5: Solve for x
x = 155,240,987,575.21/352,892.84 - Step 6: Final answer
x = 439,909.71
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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.