Finding the Fourth Proportional to 575,257.01, 793,881.70 and 320,610.02
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Solution
The fourth proportional to 575,257.01, 793,881.70 and 320,610.02 is: 442,456.89
Step by Step Solution
- Step 1: Write the proportion equation
575,257.01 : 793,881.70 = 320,610.02 : x - Step 2: Convert to fraction form
575,257.01/793,881.70 = 320,610.02/x - Step 3: Cross multiply
575,257.01x = 793,881.70 × 320,610.02 - Step 4: Simplify right side
575,257.01x = 254,526,427,714.63 - Step 5: Solve for x
x = 254,526,427,714.63/575,257.01 - Step 6: Final answer
x = 442,456.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.