Finding the Fourth Proportional to 434,376.54, 652,281.39 and 293,129.28
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Solution
The fourth proportional to 434,376.54, 652,281.39 and 293,129.28 is: 440,177.49
Step by Step Solution
- Step 1: Write the proportion equation
434,376.54 : 652,281.39 = 293,129.28 : x - Step 2: Convert to fraction form
434,376.54/652,281.39 = 293,129.28/x - Step 3: Cross multiply
434,376.54x = 652,281.39 × 293,129.28 - Step 4: Simplify right side
434,376.54x = 191,202,774,208.10 - Step 5: Solve for x
x = 191,202,774,208.10/434,376.54 - Step 6: Final answer
x = 440,177.49
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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.