Finding the Fourth Proportional to 564,506.12, 779,664.97 and 371,775.36
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Solution
The fourth proportional to 564,506.12, 779,664.97 and 371,775.36 is: 513,475.79
Step by Step Solution
- Step 1: Write the proportion equation
564,506.12 : 779,664.97 = 371,775.36 : x - Step 2: Convert to fraction form
564,506.12/779,664.97 = 371,775.36/x - Step 3: Cross multiply
564,506.12x = 779,664.97 × 371,775.36 - Step 4: Simplify right side
564,506.12x = 289,860,224,901.14 - Step 5: Solve for x
x = 289,860,224,901.14/564,506.12 - Step 6: Final answer
x = 513,475.79
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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.