Finding the Fourth Proportional to 374,854.70, 562,282.05 and 125,536.70
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Solution
The fourth proportional to 374,854.70, 562,282.05 and 125,536.70 is: 188,305.05
Step by Step Solution
- Step 1: Write the proportion equation
374,854.70 : 562,282.05 = 125,536.70 : x - Step 2: Convert to fraction form
374,854.70/562,282.05 = 125,536.70/x - Step 3: Cross multiply
374,854.70x = 562,282.05 × 125,536.70 - Step 4: Simplify right side
374,854.70x = 70,587,033,026.24 - Step 5: Solve for x
x = 70,587,033,026.24/374,854.70 - Step 6: Final answer
x = 188,305.05
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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.