Finding the Fourth Proportional to 374,681.79, 562,027.86 and 121,963.56
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Solution
The fourth proportional to 374,681.79, 562,027.86 and 121,963.56 is: 182,947.02
Step by Step Solution
- Step 1: Write the proportion equation
374,681.79 : 562,027.86 = 121,963.56 : x - Step 2: Convert to fraction form
374,681.79/562,027.86 = 121,963.56/x - Step 3: Cross multiply
374,681.79x = 562,027.86 × 121,963.56 - Step 4: Simplify right side
374,681.79x = 68,546,918,624.78 - Step 5: Solve for x
x = 68,546,918,624.78/374,681.79 - Step 6: Final answer
x = 182,947.02
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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.