Finding the Fourth Proportional to 346,296.84, 519,445.56 and 276,619.02
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Solution
The fourth proportional to 346,296.84, 519,445.56 and 276,619.02 is: 414,928.77
Step by Step Solution
- Step 1: Write the proportion equation
346,296.84 : 519,445.56 = 276,619.02 : x - Step 2: Convert to fraction form
346,296.84/519,445.56 = 276,619.02/x - Step 3: Cross multiply
346,296.84x = 519,445.56 × 276,619.02 - Step 4: Simplify right side
346,296.84x = 143,688,521,750.55 - Step 5: Solve for x
x = 143,688,521,750.55/346,296.84 - Step 6: Final answer
x = 414,928.77
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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.