Finding the Fourth Proportional to 606,587.78, 909,988.74 and 207,134.97
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Solution
The fourth proportional to 606,587.78, 909,988.74 and 207,134.97 is: 310,739.02
Step by Step Solution
- Step 1: Write the proportion equation
606,587.78 : 909,988.74 = 207,134.97 : x - Step 2: Convert to fraction form
606,587.78/909,988.74 = 207,134.97/x - Step 3: Cross multiply
606,587.78x = 909,988.74 × 207,134.97 - Step 4: Simplify right side
606,587.78x = 188,490,490,360.24 - Step 5: Solve for x
x = 188,490,490,360.24/606,587.78 - Step 6: Final answer
x = 310,739.02
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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.