Finding the Fourth Proportional to 606,154.15, 909,198.26 and 185,430.02
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Solution
The fourth proportional to 606,154.15, 909,198.26 and 185,430.02 is: 278,134.95
Step by Step Solution
- Step 1: Write the proportion equation
606,154.15 : 909,198.26 = 185,430.02 : x - Step 2: Convert to fraction form
606,154.15/909,198.26 = 185,430.02/x - Step 3: Cross multiply
606,154.15x = 909,198.26 × 185,430.02 - Step 4: Simplify right side
606,154.15x = 168,592,654,272.34 - Step 5: Solve for x
x = 168,592,654,272.34/606,154.15 - Step 6: Final answer
x = 278,134.95
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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.