Finding the Fourth Proportional to 606,820.68, 909,931.50 and 185,995.08
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Solution
The fourth proportional to 606,820.68, 909,931.50 and 185,995.08 is: 278,900.81
Step by Step Solution
- Step 1: Write the proportion equation
606,820.68 : 909,931.50 = 185,995.08 : x - Step 2: Convert to fraction form
606,820.68/909,931.50 = 185,995.08/x - Step 3: Cross multiply
606,820.68x = 909,931.50 × 185,995.08 - Step 4: Simplify right side
606,820.68x = 169,242,782,137.02 - Step 5: Solve for x
x = 169,242,782,137.02/606,820.68 - Step 6: Final answer
x = 278,900.81
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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.