Finding the Fourth Proportional to 325,656.81, 488,652.08 and 155,071.71
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Solution
The fourth proportional to 325,656.81, 488,652.08 and 155,071.71 is: 232,687.02
Step by Step Solution
- Step 1: Write the proportion equation
325,656.81 : 488,652.08 = 155,071.71 : x - Step 2: Convert to fraction form
325,656.81/488,652.08 = 155,071.71/x - Step 3: Cross multiply
325,656.81x = 488,652.08 × 155,071.71 - Step 4: Simplify right side
325,656.81x = 75,776,112,865.30 - Step 5: Solve for x
x = 75,776,112,865.30/325,656.81 - Step 6: Final answer
x = 232,687.02
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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.