Finding the Fourth Proportional to 509,259.05, 766,935.21 and 463,858.98
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Solution
The fourth proportional to 509,259.05, 766,935.21 and 463,858.98 is: 698,563.49
Step by Step Solution
- Step 1: Write the proportion equation
509,259.05 : 766,935.21 = 463,858.98 : x - Step 2: Convert to fraction form
509,259.05/766,935.21 = 463,858.98/x - Step 3: Cross multiply
509,259.05x = 766,935.21 × 463,858.98 - Step 4: Simplify right side
509,259.05x = 355,749,782,497.22 - Step 5: Solve for x
x = 355,749,782,497.22/509,259.05 - Step 6: Final answer
x = 698,563.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.