Finding the Fourth Proportional to 628,248.24, 942,368.04 and 254,265.84
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Solution
The fourth proportional to 628,248.24, 942,368.04 and 254,265.84 is: 381,397.01
Step by Step Solution
- Step 1: Write the proportion equation
628,248.24 : 942,368.04 = 254,265.84 : x - Step 2: Convert to fraction form
628,248.24/942,368.04 = 254,265.84/x - Step 3: Cross multiply
628,248.24x = 942,368.04 × 254,265.84 - Step 4: Simplify right side
628,248.24x = 239,612,001,279.75 - Step 5: Solve for x
x = 239,612,001,279.75/628,248.24 - Step 6: Final answer
x = 381,397.01
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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.