Finding the Fourth Proportional to 709,201, 1,063,799.07 and 176,722.40
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Solution
The fourth proportional to 709,201, 1,063,799.07 and 176,722.40 is: 265,082.99
Step by Step Solution
- Step 1: Write the proportion equation
709,201 : 1,063,799.07 = 176,722.40 : x - Step 2: Convert to fraction form
709,201/1,063,799.07 = 176,722.40/x - Step 3: Cross multiply
709,201x = 1,063,799.07 × 176,722.40 - Step 4: Simplify right side
709,201x = 187,997,124,768.17 - Step 5: Solve for x
x = 187,997,124,768.17/709,201 - Step 6: Final answer
x = 265,082.99
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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.