Finding the Fourth Proportional to 562,170.57, 775,848.81 and 307,560.03
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Solution
The fourth proportional to 562,170.57, 775,848.81 and 307,560.03 is: 424,462.07
Step by Step Solution
- Step 1: Write the proportion equation
562,170.57 : 775,848.81 = 307,560.03 : x - Step 2: Convert to fraction form
562,170.57/775,848.81 = 307,560.03/x - Step 3: Cross multiply
562,170.57x = 775,848.81 × 307,560.03 - Step 4: Simplify right side
562,170.57x = 238,620,083,279.06 - Step 5: Solve for x
x = 238,620,083,279.06/562,170.57 - Step 6: Final answer
x = 424,462.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.