Finding the Fourth Proportional to 564,237.21, 778,647.36 and 322,525.02
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Solution
The fourth proportional to 564,237.21, 778,647.36 and 322,525.02 is: 445,084.54
Step by Step Solution
- Step 1: Write the proportion equation
564,237.21 : 778,647.36 = 322,525.02 : x - Step 2: Convert to fraction form
564,237.21/778,647.36 = 322,525.02/x - Step 3: Cross multiply
564,237.21x = 778,647.36 × 322,525.02 - Step 4: Simplify right side
564,237.21x = 251,133,259,486.34 - Step 5: Solve for x
x = 251,133,259,486.34/564,237.21 - Step 6: Final answer
x = 445,084.54
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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.