Finding the Fourth Proportional to 347,526.19, 521,332.21 and 122,840.29
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Solution
The fourth proportional to 347,526.19, 521,332.21 and 122,840.29 is: 184,275.61
Step by Step Solution
- Step 1: Write the proportion equation
347,526.19 : 521,332.21 = 122,840.29 : x - Step 2: Convert to fraction form
347,526.19/521,332.21 = 122,840.29/x - Step 3: Cross multiply
347,526.19x = 521,332.21 × 122,840.29 - Step 4: Simplify right side
347,526.19x = 64,040,599,862.74 - Step 5: Solve for x
x = 64,040,599,862.74/347,526.19 - Step 6: Final answer
x = 184,275.61
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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.