Finding the Fourth Proportional to 561,273.98, 841,918.17 and 187,296.98
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Solution
The fourth proportional to 561,273.98, 841,918.17 and 187,296.98 is: 280,947.87
Step by Step Solution
- Step 1: Write the proportion equation
561,273.98 : 841,918.17 = 187,296.98 : x - Step 2: Convert to fraction form
561,273.98/841,918.17 = 187,296.98/x - Step 3: Cross multiply
561,273.98x = 841,918.17 × 187,296.98 - Step 4: Simplify right side
561,273.98x = 157,688,730,648.13 - Step 5: Solve for x
x = 157,688,730,648.13/561,273.98 - Step 6: Final answer
x = 280,947.87
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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.