Finding the Fourth Proportional to 872,541.12, 1,308,840.84 and 241,402.08
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Solution
The fourth proportional to 872,541.12, 1,308,840.84 and 241,402.08 is: 362,111.19
Step by Step Solution
- Step 1: Write the proportion equation
872,541.12 : 1,308,840.84 = 241,402.08 : x - Step 2: Convert to fraction form
872,541.12/1,308,840.84 = 241,402.08/x - Step 3: Cross multiply
872,541.12x = 1,308,840.84 × 241,402.08 - Step 4: Simplify right side
872,541.12x = 315,956,901,164.95 - Step 5: Solve for x
x = 315,956,901,164.95/872,541.12 - Step 6: Final answer
x = 362,111.19
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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.