Finding the Fourth Proportional to 307,462.95, 461,206.77 and 97,100.94
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Solution
The fourth proportional to 307,462.95, 461,206.77 and 97,100.94 is: 145,655.31
Step by Step Solution
- Step 1: Write the proportion equation
307,462.95 : 461,206.77 = 97,100.94 : x - Step 2: Convert to fraction form
307,462.95/461,206.77 = 97,100.94/x - Step 3: Cross multiply
307,462.95x = 461,206.77 × 97,100.94 - Step 4: Simplify right side
307,462.95x = 44,783,610,901.36 - Step 5: Solve for x
x = 44,783,610,901.36/307,462.95 - Step 6: Final answer
x = 145,655.31
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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.