Finding the Fourth Proportional to 374,878.98, 562,318.02 and 122,159.07
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Solution
The fourth proportional to 374,878.98, 562,318.02 and 122,159.07 is: 183,238.46
Step by Step Solution
- Step 1: Write the proportion equation
374,878.98 : 562,318.02 = 122,159.07 : x - Step 2: Convert to fraction form
374,878.98/562,318.02 = 122,159.07/x - Step 3: Cross multiply
374,878.98x = 562,318.02 × 122,159.07 - Step 4: Simplify right side
374,878.98x = 68,692,246,367.44 - Step 5: Solve for x
x = 68,692,246,367.44/374,878.98 - Step 6: Final answer
x = 183,238.46
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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.