Finding the Fourth Proportional to 348,878.42, 522,985.48 and 112,055.08
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Solution
The fourth proportional to 348,878.42, 522,985.48 and 112,055.08 is: 167,975.94
Step by Step Solution
- Step 1: Write the proportion equation
348,878.42 : 522,985.48 = 112,055.08 : x - Step 2: Convert to fraction form
348,878.42/522,985.48 = 112,055.08/x - Step 3: Cross multiply
348,878.42x = 522,985.48 × 112,055.08 - Step 4: Simplify right side
348,878.42x = 58,603,179,800.24 - Step 5: Solve for x
x = 58,603,179,800.24/348,878.42 - Step 6: Final answer
x = 167,975.94
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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.