Finding the Fourth Proportional to 688,247.22, 949,933.08 and 382,428.74
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Solution
The fourth proportional to 688,247.22, 949,933.08 and 382,428.74 is: 527,836.07
Step by Step Solution
- Step 1: Write the proportion equation
688,247.22 : 949,933.08 = 382,428.74 : x - Step 2: Convert to fraction form
688,247.22/949,933.08 = 382,428.74/x - Step 3: Cross multiply
688,247.22x = 949,933.08 × 382,428.74 - Step 4: Simplify right side
688,247.22x = 363,281,706,119.05 - Step 5: Solve for x
x = 363,281,706,119.05/688,247.22 - Step 6: Final answer
x = 527,836.07
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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.