Finding the Fourth Proportional to 752,191.24, 1,038,115.70 and 429,914.92
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Solution
The fourth proportional to 752,191.24, 1,038,115.70 and 429,914.92 is: 593,335.05
Step by Step Solution
- Step 1: Write the proportion equation
752,191.24 : 1,038,115.70 = 429,914.92 : x - Step 2: Convert to fraction form
752,191.24/1,038,115.70 = 429,914.92/x - Step 3: Cross multiply
752,191.24x = 1,038,115.70 × 429,914.92 - Step 4: Simplify right side
752,191.24x = 446,301,428,116.24 - Step 5: Solve for x
x = 446,301,428,116.24/752,191.24 - Step 6: Final answer
x = 593,335.05
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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.